Lock Nuts
436 results
Grade 8 Nylon Insert Lock Nuts - Coarse Thread (USS)
Pairing with Grade 8 bolts (6 dots/double notched corners), these zinc-yellow nuts have a purple nylon collar to lock vibration up to 250°F. The 360° locking ring prevents thread galling and allows easy adjustments. Perfect for heavy-duty fastener assemblies.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
5/16"
|
Carbon Steel
|
Yellow Zinc Plated
|
50
|
348404
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
11/32"
|
Carbon Steel
|
Yellow Zinc Plated
|
50
|
348405
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/4"-16
|
9/16"
|
29/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348406
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
7/16"
|
7/16"-14
|
5/8"
|
29/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348407
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
19/32"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348408
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
9/16"
|
9/16"-12
|
7/8"
|
41/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348409
|
Log in to view price
|
|
Package Weight: 1.7 lbs
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
3/4"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348410
|
Log in to view price
|
|
Package Weight: 2.2 lbs
|
||||||||
|
3/4"
|
3/4"-10
|
1-1/16"
|
7/8"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348412
|
Log in to view price
|
|
Package Weight: 1.3 lbs
|
||||||||
|
7/8"
|
7/8"-9
|
1-1/8"
|
63/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348414
|
Log in to view price
|
|
1"
|
1"-8
|
1-7/16"
|
1-3/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348416
|
Log in to view price
|
|
Package Weight: 2.7 lbs
|
||||||||
|
1-1/8"
|
1-1/8"-7
|
1-5/8"
|
1-11/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348418
|
Log in to view price
|
|
Package Weight: 3.8 lbs
|
||||||||
|
1-1/4"
|
1-1/4"-7
|
1-13/16"
|
1-25/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348420
|
Log in to view price
|
|
Package Weight: 5.7 lbs
|
||||||||
Grade 8 Nylon Insert Lock Nuts - Fine Thread (SAE)
Built for Grade 8 applications (double notches or 6 dots), these nuts offer a purple nylon collar and are zinc-yellow plated to fight corrosion. They lock firmly at up to 250°F, ensuring a 360° hold. Ideal for high-strength, vibration-prone assemblies.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
5/16"
|
Carbon Steel
|
Yellow Zinc Plated
|
50
|
348504
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
5/16"
|
5/16"-24
|
1/2"
|
11/32"
|
Carbon Steel
|
Yellow Zinc Plated
|
50
|
348505
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/8"-24
|
9/16"
|
29/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348506
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
7/16"
|
7/16"-20
|
5/8"
|
29/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348507
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
19/32"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348508
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
9/16"
|
9/16"-18
|
7/8"
|
41/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348509
|
Log in to view price
|
|
Package Weight: 1.6 lbs
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
3/4"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348510
|
Log in to view price
|
|
Package Weight: 2.1 lbs
|
||||||||
|
3/4"
|
3/4"-16
|
1-1/16"
|
7/8"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348512
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
|
7/8"
|
7/8"-14
|
1-1/8"
|
63/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348514
|
Log in to view price
|
|
Package Weight: 1.9 lbs
|
||||||||
|
1"
|
1"-14
|
1-7/16"
|
1-3/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348516
|
Log in to view price
|
|
Package Weight: 2.7 lbs
|
||||||||
|
1-1/8"
|
1-1/8"-12
|
1-5/8"
|
1-11/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348518
|
Log in to view price
|
|
Package Weight: 3.7 lbs
|
||||||||
|
1-1/4"
|
1-1/4"-12
|
1-13/16"
|
1-25/64"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348520
|
Log in to view price
|
|
Package Weight: 5.5 lbs
|
||||||||
Grade 5 Nylon Insert Lock Nuts - Coarse Thread (USS)
Ideal for Grade 5 assemblies, these lock nuts use a nylon collar to prevent vibration loosening up to 250°F. Their complete 360° locking circle protects threads from corrosion and galling. Perfect for general MRO use when you need firm, adjustable fastening strength.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
5/16"
|
Carbon Steel
|
Zinc Plated
|
50
|
349404
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
11/32"
|
Carbon Steel
|
Zinc Plated
|
50
|
349405
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/4"-16
|
9/16"
|
29/64"
|
Carbon Steel
|
Zinc Plated
|
25
|
349406
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
7/16"
|
7/16"-14
|
5/8"
|
29/64"
|
Carbon Steel
|
Zinc Plated
|
25
|
349407
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
19/32"
|
Carbon Steel
|
Zinc Plated
|
25
|
349408
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
9/16"
|
9/16"-12
|
7/8"
|
5/8"
|
Carbon Steel
|
Zinc Plated
|
25
|
349409
|
Log in to view price
|
|
Package Weight: 1.6 lbs
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
3/4"
|
Carbon Steel
|
Zinc Plated
|
25
|
349410
|
Log in to view price
|
|
Package Weight: 2.2 lbs
|
||||||||
|
3/4"
|
3/4"-10
|
1-1/16"
|
7/8"
|
Carbon Steel
|
Zinc Plated
|
10
|
349412
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
|
7/8"
|
7/8"-9
|
1-1/8"
|
63/64"
|
Carbon Steel
|
Zinc Plated
|
10
|
349414
|
Log in to view price
|
|
Package Weight: 1.9 lbs
|
||||||||
|
1"
|
1"-8
|
1-7/16"
|
1-3/64"
|
Carbon Steel
|
Zinc Plated
|
10
|
349416
|
Log in to view price
|
|
Package Weight: 2.7 lbs
|
||||||||
Grade 5 Nylon Insert Lock Nuts - Fine Thread (SAE)
Zinc-plated and marked with Grade 5 ID, these nuts have a purple nylon collar to block vibration. The 360° locking ring protects threads from corrosion and works up to 250°F. Ideal for heavier general-purpose assemblies needing consistent holding power.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
5/16"
|
Carbon Steel
|
Zinc Plated
|
50
|
349704
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
5/16"
|
5/16"-24
|
1/2"
|
11/32"
|
Carbon Steel
|
Zinc Plated
|
50
|
349705
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/8"-24
|
9/16"
|
29/64"
|
Carbon Steel
|
Zinc Plated
|
25
|
349706
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
7/16"
|
7/16"-20
|
5/8"
|
29/64"
|
Carbon Steel
|
Zinc Plated
|
25
|
349707
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
19/32"
|
Carbon Steel
|
Zinc Plated
|
25
|
349708
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
3/4"
|
Carbon Steel
|
Zinc Plated
|
25
|
349710
|
Log in to view price
|
|
Package Weight: 2.1 lbs
|
||||||||
|
3/4"
|
3/4"-16
|
1-1/16"
|
7/8"
|
Carbon Steel
|
Zinc Plated
|
10
|
349712
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
|
7/8"
|
7/8"-14
|
1-1/8"
|
63/64"
|
Carbon Steel
|
Zinc Plated
|
10
|
349714
|
Log in to view price
|
|
Package Weight: 1.8 lbs
|
||||||||
|
1"
|
1"-14
|
1-7/16"
|
1-3/64"
|
Carbon Steel
|
Zinc Plated
|
10
|
349716
|
Log in to view price
|
|
Package Weight: 2.4 lbs
|
||||||||
Grade 2 Nylon Insert Lock Nuts - Coarse Thread (USS)
Zinc-plated and nylon-collared, these coarse-thread nuts protect threads as they grip. Ideal for moderate-strength bolts, especially Grade 5. They resist vibration, galling, and can handle everyday MRO tasks requiring easy, consistent locking power.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
5/16"
|
Alloy Steel
|
Zinc Plated
|
50
|
345504
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
11/32"
|
Alloy Steel
|
Zinc Plated
|
50
|
345505
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/4"-16
|
9/16"
|
29/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
345506
|
Log in to view price
|
|
Package Weight: 0.9 lbs
|
||||||||
|
7/16"
|
7/16"-14
|
5/8"
|
29/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
345507
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
19/32"
|
Alloy Steel
|
Zinc Plated
|
25
|
345508
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
9/16"
|
9/16"-12
|
7/8"
|
21/32"
|
Alloy Steel
|
Zinc Plated
|
25
|
345509
|
Log in to view price
|
|
Package Weight: 1.6 lbs
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
3/4"
|
Alloy Steel
|
Zinc Plated
|
25
|
345510
|
Log in to view price
|
|
Package Weight: 2.2 lbs
|
||||||||
|
3/4"
|
3/4"-10
|
1-1/16"
|
7/8"
|
Alloy Steel
|
Zinc Plated
|
10
|
345512
|
Log in to view price
|
|
Package Weight: 1.3 lbs
|
||||||||
|
7/8"
|
7/8"-9
|
1-1/4"
|
63/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
345514
|
Log in to view price
|
|
Package Weight: 1.9 lbs
|
||||||||
|
1"
|
1"-8
|
1-7/16"
|
1-3/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
345516
|
Log in to view price
|
|
Package Weight: 2.6 lbs
|
||||||||
|
1-1/8"
|
1-1/8"-7
|
1-5/8"
|
1-3/16"
|
Alloy Steel
|
Zinc Plated
|
2
|
345518
|
Log in to view price
|
|
Package Weight: 0.8 lbs
|
||||||||
|
1-1/4"
|
1-1/4"-7
|
2"
|
1-5/8"
|
Alloy Steel
|
Zinc Plated
|
2
|
345520
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
Grade 2 Nylon Insert Lock Nuts - Fine Thread (SAE)
A zinc-plated, nylon-insert nut designed for secure, fine-thread assemblies. The nylon collar grips threads while protecting against galling. Ideal for moderate-strength applications, especially when combined with Grade 5 cap screws.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
5/16"
|
Alloy Steel
|
Zinc Plated
|
50
|
345604
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
5/16"
|
5/16"-24
|
1/2"
|
11/32"
|
Alloy Steel
|
Zinc Plated
|
50
|
345605
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/8"-24
|
9/16"
|
29/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
345606
|
Log in to view price
|
|
Package Weight: 0.9 lbs
|
||||||||
|
7/16"
|
7/16"-20
|
5/8"
|
29/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
345607
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
19/32"
|
Alloy Steel
|
Zinc Plated
|
25
|
345608
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
9/16"
|
9/16"-18
|
7/8"
|
21/32"
|
Alloy Steel
|
Zinc Plated
|
25
|
345609
|
Log in to view price
|
|
Package Weight: 1.6 lbs
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
3/4"
|
Alloy Steel
|
Zinc Plated
|
25
|
345610
|
Log in to view price
|
|
Package Weight: 2.1 lbs
|
||||||||
|
3/4"
|
3/4"-16
|
1-1/16"
|
7/8"
|
Alloy Steel
|
Zinc Plated
|
10
|
345612
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
|
7/8"
|
7/8"-14
|
1-1/8"
|
63/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
345614
|
Log in to view price
|
|
Package Weight: 1.9 lbs
|
||||||||
|
1"
|
1"-14
|
1-7/16"
|
1-3/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
345616
|
Log in to view price
|
|
Package Weight: 2.6 lbs
|
||||||||
|
1-1/8"
|
1-1/8"-12
|
1-5/8"
|
1-3/16"
|
Alloy Steel
|
Zinc Plated
|
2
|
345618
|
Log in to view price
|
|
Package Weight: 0.7 lbs
|
||||||||
|
1-1/4"
|
1-1/4"-12
|
2"
|
1-5/8"
|
Alloy Steel
|
Zinc Plated
|
2
|
345620
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
316 Stainless Steel Nylon Insert Lock Nuts
Made of 316 stainless to resist corrosion in harsh conditions, these nuts pair with 18-8 or 316 screws, preventing galling. A nylon collar locks out vibration, ensuring stable assemblies. Perfect for marine or chemical environments requiring easy removal.
| Diameter | Thread Size | Width Across Flats | Material | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
316 Stainless Steel
|
50
|
3310325
|
Log in to view price
|
|
1/4"
|
1/4"-28
|
7/16"
|
316 Stainless Steel
|
50
|
3310326
|
Log in to view price
|
|
5/16"
|
5/16"-18
|
1/2"
|
316 Stainless Steel
|
25
|
3310331
|
Log in to view price
|
|
5/16"
|
5/16"-24
|
1/2"
|
316 Stainless Steel
|
25
|
3310332
|
Log in to view price
|
|
3/8"
|
3/8"-24
|
9/16"
|
316 Stainless Steel
|
25
|
3310338
|
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|
|
3/8"
|
3/4"-16
|
9/16"
|
316 Stainless Steel
|
25
|
3310337
|
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|
|
7/16"
|
7/16"-14
|
3/4"
|
316 Stainless Steel
|
25
|
3310342
|
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|
|
1/2"
|
1/2"-13
|
3/4"
|
316 Stainless Steel
|
15
|
3310350
|
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|
|
1/2"
|
1/2"-20
|
3/4"
|
316 Stainless Steel
|
15
|
3310351
|
Log in to view price
|
|
5/8"
|
5/8"-11
|
15/16"
|
316 Stainless Steel
|
5
|
3310362
|
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|
|
3/4"
|
3/4"-10
|
1-1/16"
|
316 Stainless Steel
|
1
|
3310375
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
7/8"
|
7/8"-9
|
1-1/4"
|
316 Stainless Steel
|
1
|
3310387
|
Log in to view price
|
|
Package Weight: 0.2 lbs
|
||||||
Class 10 Nylon Insert Lock Nuts - Coarse Thread
Durable Class 10 nuts for coarse-thread bolts up to 250°F. The nylon insert absorbs vibration, while zinc plating combats corrosion. Purple collar indicates standard pitch. Ideal for heavy-duty mechanical or industrial setups needing secure, adjustable locking.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M6
|
M6 x 1.0
|
10 mm
|
6 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
465806
|
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|
|
M8
|
M8 x 1.25
|
13 mm
|
8 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
465808
|
Log in to view price
|
|
M10
|
M10 x 1.5
|
17 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
465810
|
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|
|
M12
|
M12 x 1.75
|
19 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
465812
|
Log in to view price
|
|
M14
|
M14 x 2.0
|
22 mm
|
14 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465814
|
Log in to view price
|
|
M16
|
M16 x 2.0
|
24 mm
|
16 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465816
|
Log in to view price
|
|
M18
|
M18 x 2.5
|
27 mm
|
18 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465818
|
Log in to view price
|
|
M20
|
M20 x 2.5
|
30 mm
|
20 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
465820
|
Log in to view price
|
|
M22
|
M22 x 2.5
|
32 mm
|
22 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
465822
|
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|
|
M24
|
M24 x 3.0
|
36 mm
|
24 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
465824
|
Log in to view price
|
Class 10 Nylon Insert Lock Nuts - Fine Thread
For fine-thread, high-strength applications up to 250°F, these Class 10 nuts feature a white nylon collar. They provide 360° locking to handle vibration and resist corrosion. Zinc plating helps prevent rust, ensuring easier removal and reusability.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M8
|
M8 x 1
|
13 mm
|
8 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
465908
|
Log in to view price
|
|
M10
|
M10 x 1.25
|
17 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
465910
|
Log in to view price
|
|
M12
|
M12 x 1.5
|
19 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465912
|
Log in to view price
|
|
M14
|
M14 x 1.5
|
22 mm
|
14 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465914
|
Log in to view price
|
|
M16
|
M16 x 1.5
|
24 mm
|
16 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465916
|
Log in to view price
|
|
M18
|
M18 x 1.5
|
27 mm
|
18 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
465918
|
Log in to view price
|
|
M20
|
M20 x 1.5
|
30 mm
|
20 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
465920
|
Log in to view price
|
Class 10 Nylon Insert Lock Nuts - Very Fine Thread
High-strength Class 10 nuts with a white nylon collar for very fine pitches. Provides vibration-damping 360° locking at temperatures up to 250°F. Zinc plating adds corrosion protection, while the nylon ring allows easy removal without thread damage.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M10
|
M10 x 1.0
|
17 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
466010
|
Log in to view price
|
|
M12
|
M12 x 1.25
|
19 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
466012
|
Log in to view price
|
Class 8 Nylon Insert Lock Nuts - Coarse Thread
Tough Class 8 nut with a purple nylon collar, delivering full 360° locking up to 250°F. Zinc plating guards against corrosion, and the nylon element prevents thread stripping. Ideal for coarser threads prone to high vibration.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M4
|
M4 x 0.7
|
7 mm
|
5 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
465504
|
Log in to view price
|
|
M5
|
M5 x 0.8
|
8 mm
|
5 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
465505
|
Log in to view price
|
|
M6
|
M6 x 1.0
|
10 mm
|
6 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
465506
|
Log in to view price
|
|
M8
|
M8 x 1.25
|
13 mm
|
8 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
465508
|
Log in to view price
|
|
M10
|
M10 x 1.5
|
17 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
465510
|
Log in to view price
|
|
M12
|
M12 x 1.75
|
19 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
465512
|
Log in to view price
|
|
M14
|
M14 x 2.0
|
22 mm
|
14 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465514
|
Log in to view price
|
|
M16
|
M16 x 2.0
|
24 mm
|
16 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465516
|
Log in to view price
|
|
M18
|
M18 x 2.5
|
27 mm
|
18 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465518
|
Log in to view price
|
|
M20
|
M20 x 2.5
|
30 mm
|
20 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
465520
|
Log in to view price
|
|
M24
|
M24 x 3.0
|
36 mm
|
24 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
465524
|
Log in to view price
|
Metric Class 8 Nylon Lock Nuts - Coarse Thread
Designed for 8.8 cap screws, these metric coarse nuts feature a nylon collar for 360° locking. With a -65°F to 250°F rating, they stand up to vibration and resist galling. Zinc plating fights corrosion, making them ideal for automotive or industrial metric assemblies.
| Diameter | Thread Size | Width Across Flats | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|
|
M4
|
M4 x 0.7
|
7 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
4614504
|
Log in to view price
|
|
M5
|
M5 x 0.8
|
8 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
4614505
|
Log in to view price
|
|
M6
|
M6 x 1.0
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
4614506
|
Log in to view price
|
|
M8
|
M8 x 1.25
|
13 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
4614508
|
Log in to view price
|
|
M10
|
M10 x 1.5
|
17 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
4614510
|
Log in to view price
|
|
M12
|
M12 x 1.75
|
19 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
4614512
|
Log in to view price
|
|
M14
|
M14 x 2.0
|
22 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4614514
|
Log in to view price
|
|
M16
|
M16 x 2.0
|
24 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4614516
|
Log in to view price
|
|
M20
|
M20 x 2.5
|
30 mm
|
Carbon Steel
|
Zinc Plated
|
10
|
4614520
|
Log in to view price
|
Class 8 Nylon Insert Lock Nuts - Fine Thread
These silver zinc-plated nuts lock securely with a nylon collar, preventing galling or stripped threads. Fine-thread design is ideal for precise assemblies under vibration. Rated to 250°F, they handle everything from automotive to industrial MRO tasks.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M10
|
M10 x 1.25
|
17 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
465610
|
Log in to view price
|
|
M12
|
M12 x 1.5
|
19 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465612
|
Log in to view price
|
Class 8 Nylon Insert Lock Nuts - Very Fine Thread
Perfect for very fine threads, these Class 8 nuts have a nylon ring to reduce vibration and galling up to 250°F. Zinc plating prevents rust, while the 360° lock design allows precise adjustments. Great for delicate or high-tolerance assemblies.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M10
|
M10 x 1.0
|
17 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
465710
|
Log in to view price
|
|
M12
|
M12 x 1.25
|
19 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
465712
|
Log in to view price
|
Class 6 Nylon Lock Nuts - Coarse Thread
Ideal for M3 x .50 coarse-thread assemblies, these Class 8 nuts have a nylon insert for 360° locking. Zinc finish prevents corrosion, while the collar seals out moisture. They suit small mechanical or automotive tasks requiring stable, adjustable fastening up to 250°F.
| Diameter | Thread Size | Width Across Flats | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|
|
M3
|
M3 x 0.5
|
5. mm
|
Alloy Steel
|
Zinc Plated
|
50
|
4614503
|
Log in to view price
|
18-8 Stainless Steel Metric Nylon Insert Lock Nuts - Coarse Thread
For 18-8 stainless screws, these coarse-thread locknuts include a nylon collar for 360° anti-vibration locking. Highly corrosion-resistant and easy to adjust, they excel in marine or food processing environments needing robust, removable fasteners.
| Diameter | Thread Size | Width Across Flats | Height | Material | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|
|
M3
|
M3 x 0.5
|
5.5 mm
|
4 mm
|
18-8 Stainless Steel
|
25
|
467180
|
Log in to view price
|
|
M4
|
M4 x 0.7
|
7 mm
|
5 mm
|
18-8 Stainless Steel
|
25
|
467181
|
Log in to view price
|
|
M5
|
M5 x 0.8
|
8 mm
|
5 mm
|
18-8 Stainless Steel
|
25
|
467182
|
Log in to view price
|
|
M6
|
M6 x 1.0
|
10 mm
|
6 mm
|
18-8 Stainless Steel
|
25
|
467183
|
Log in to view price
|
|
M8
|
M8 x 1.25
|
13 mm
|
8 mm
|
18-8 Stainless Steel
|
10
|
467184
|
Log in to view price
|
|
M10
|
M10 x 1.5
|
17 mm
|
10 mm
|
18-8 Stainless Steel
|
10
|
467185
|
Log in to view price
|
|
M12
|
M12 x 1.75
|
19 mm
|
12 mm
|
18-8 Stainless Steel
|
10
|
467186
|
Log in to view price
|
|
M14
|
M14 x 2.0
|
22 mm
|
14 mm
|
18-8 Stainless Steel
|
5
|
467189
|
Log in to view price
|
|
M16
|
M16 x 2.0
|
24 mm
|
16 mm
|
18-8 Stainless Steel
|
1
|
467187
|
Log in to view price
|
|
M20
|
M20 x 2.5
|
30 mm
|
20 mm
|
18-8 Stainless Steel
|
1
|
467188
|
Log in to view price
|
316 Stainless Steel Metric Nylon Insert Lock Nuts - Coarse Thread
For harsh environments, 316 stainless resists corrosion better than 18-8. The nylon insert prevents galling and locks against vibration. Perfect for marine or food applications, it still pairs well with 18-8 or 316 screws, ensuring easy disassembly without galling.
| Diameter | Thread Size | Width Across Flats | Height | Material | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|
|
M6
|
M6 x 1.0
|
10 mm
|
6 mm
|
316 Stainless Steel
|
50
|
4637183
|
Log in to view price
|
|
M8
|
M8 x 1.25
|
13 mm
|
8 mm
|
316 Stainless Steel
|
25
|
4637184
|
Log in to view price
|
|
M10
|
M10 x 1.5
|
17 mm
|
10 mm
|
316 Stainless Steel
|
25
|
4637185
|
Log in to view price
|
|
M12
|
M12 x 1.75
|
19 mm
|
10 mm
|
316 Stainless Steel
|
10
|
4637186
|
Log in to view price
|
Nylon Insert Jam Lock Nuts - Coarse Thread (USS)
Short-height jam nuts with a nylon collar for extra hold. Zinc plating resists corrosion, while the 360° locking ring stabilizes coarse-thread assemblies. Perfect for applications needing a lower-profile lock nut to avoid thread damage or galling.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
13/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
346004
|
Log in to view price
|
|
Package Weight: 0.3 lbs
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
1/4"
|
Alloy Steel
|
Zinc Plated
|
50
|
346005
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
3/8"
|
3/4"-16
|
9/16"
|
17/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
346006
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
7/16"
|
7/16"-14
|
11/16"
|
19/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346007
|
Log in to view price
|
|
Package Weight: 0.3 lbs
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
19/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346008
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
9/16"
|
9/16"-12
|
7/8"
|
23/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346009
|
Log in to view price
|
|
Package Weight: 0.8 lbs
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
25/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346010
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
3/4"
|
3/4"-10
|
1-1/16"
|
13/32"
|
Alloy Steel
|
Zinc Plated
|
10
|
346012
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
7/8"
|
7/8"-9
|
1-1/8"
|
15/32"
|
Alloy Steel
|
Zinc Plated
|
10
|
346014
|
Log in to view price
|
|
Package Weight: 0.8 lbs
|
||||||||
|
1"
|
1"-8
|
2-3/16"
|
27/32"
|
Alloy Steel
|
Zinc Plated
|
10
|
346016
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
Nylon Insert Jam Lock Nuts - Fine Thread (SAE)
These jam lock nuts use a thin profile for tight spaces. The nylon insert gives a reliable 360° hold, while zinc plating resists corrosion. Perfect for fine-thread, lower-clearance assemblies needing secure, vibration-resistant fastening.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
13/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
346104
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
5/16"
|
5/16"-24
|
1/2"
|
1/4"
|
Alloy Steel
|
Zinc Plated
|
50
|
346105
|
Log in to view price
|
|
Package Weight: 0.7 lbs
|
||||||||
|
3/8"
|
3/8"-24
|
9/16"
|
17/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
346106
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
7/16"
|
7/16"-20
|
11/16"
|
19/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346107
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
19/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346108
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
9/16"
|
9/16"-18
|
7/8"
|
23/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346109
|
Log in to view price
|
|
Package Weight: 0.8 lbs
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
25/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346110
|
Log in to view price
|
|
Package Weight: 0.9 lbs
|
||||||||
|
3/4"
|
3/4"-16
|
1-1/16"
|
13/32"
|
Alloy Steel
|
Zinc Plated
|
10
|
346112
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
7/8"
|
7/8"-14
|
1-1/8"
|
15/32"
|
Alloy Steel
|
Zinc Plated
|
10
|
346114
|
Log in to view price
|
|
Package Weight: 0.7 lbs
|
||||||||
|
1"
|
1"-14
|
1-7/16"
|
35/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
346116
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
|
1-1/2"
|
1-1/2"-12
|
2-3/16"
|
27/32"
|
Alloy Steel
|
Zinc Plated
|
5
|
346124
|
Log in to view price
|
L9 Lock Nuts - Coarse Thread (USS)
L9 fastening system designed for high stress, severe service environments. Highest mechanical strength with superior holding power. High grade alloy steel ensures strength and consistency. Hex nuts are yellow cadmium plated to AMS-QQ-P-416 Specifications. Full chamfers eliminate corner drag. High hex aids wrenching.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
5/16"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349204
|
Log in to view price
|
|
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
11/32"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349205
|
Log in to view price
|
|
|
||||||||
|
3/8"
|
3/8"-16
|
9/16"
|
13/32"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349206
|
Log in to view price
|
|
|
||||||||
|
7/16"
|
7/16"-14
|
11/16"
|
7/16"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349207
|
Log in to view price
|
|
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
33/64"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349208
|
Log in to view price
|
|
|
||||||||
|
9/16"
|
9/16"-12
|
7/8"
|
37/64"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
25
|
349209
|
Log in to view price
|
|
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
21/32"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
25
|
349210
|
Log in to view price
|
|
|
||||||||
|
3/4"
|
3/4"-10
|
1-1/8"
|
49/64"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
25
|
349212
|
Log in to view price
|
|
|
||||||||
|
7/8"
|
7/8"-9
|
1-5/16"
|
57/64"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
10
|
349214
|
Log in to view price
|
|
|
||||||||
|
1"
|
1"-8
|
1-1/2"
|
1-1/64"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
10
|
349216
|
Log in to view price
|
|
|
||||||||
L9 Lock Nuts - Fine Thread (SAE)
L9 fastening system designed for high stress, severe service environments. Highest mechanical strength with superior holding power. High grade alloy steel ensures strength and consistency. Hex nuts are yellow cadmium plated to AMS-QQ-P-416 Specifications. Full chamfers eliminate corner drag. High hex aids wrenching.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
5/16"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349304
|
Log in to view price
|
|
|
||||||||
|
5/16"
|
5/16"-24
|
1/2"
|
11/32"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349305
|
Log in to view price
|
|
|
||||||||
|
3/8"
|
3/8"-24
|
9/16"
|
13/32"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349306
|
Log in to view price
|
|
|
||||||||
|
7/16"
|
7/16"-20
|
11/16"
|
7/16"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349307
|
Log in to view price
|
|
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
33/64"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
50
|
349308
|
Log in to view price
|
|
|
||||||||
|
9/16"
|
9/16"-18
|
7/8"
|
37/64"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
25
|
349309
|
Log in to view price
|
|
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
21/32"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
25
|
349310
|
Log in to view price
|
|
|
||||||||
|
3/4"
|
3/4"-16
|
1-1/8"
|
49/64"
|
Alloy Steel
|
Yellow Cadmium & Wax
|
25
|
349312
|
Log in to view price
|
|
|
||||||||
Grade C Ultra-Lock Nuts - Coarse Thread (USS)
Made in the U.S.A. from medium carbon steel and heat treated to meet Grade 8 performance standards. Developed to meet specifications of Automotive Fastener Engineering Specialists. Grade C nut provides predictable torque-tension in high strength applications. Features six dots at 60° intervals and three point top thread deflections for reusable torque. Cadmium and wax finish reduces application torque by up to 50%.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
7/32"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344804
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
17/64"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344805
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
3/8"
|
3/8"-16
|
9/16"
|
21/64"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344806
|
Log in to view price
|
|
Package Weight: 0.8 lbs
|
||||||||
|
7/16"
|
7/16"-14
|
11/16"
|
3/8"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344807
|
Log in to view price
|
|
Package Weight: 1.3 lbs
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
7/16"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344808
|
Log in to view price
|
|
Package Weight: 1.7 lbs
|
||||||||
|
9/16"
|
9/16"-12
|
7/8"
|
31/64"
|
Carbon Steel
|
Cadmium & Wax
|
25
|
344809
|
Log in to view price
|
|
Package Weight: 1.6 lbs
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
35/64"
|
Carbon Steel
|
Cadmium & Wax
|
25
|
344810
|
Log in to view price
|
|
Package Weight: 1.7 lbs
|
||||||||
|
3/4"
|
3/4"-10
|
1-1/8"
|
41/64"
|
Carbon Steel
|
Cadmium & Wax
|
25
|
344812
|
Log in to view price
|
|
Package Weight: 2.7 lbs
|
||||||||
|
7/8"
|
7/8"-9
|
1-5/16"
|
47/64"
|
Carbon Steel
|
Cadmium & Wax
|
10
|
344814
|
Log in to view price
|
|
Package Weight: 1.8 lbs
|
||||||||
|
1"
|
1"-8
|
1-1/2"
|
55/64"
|
Carbon Steel
|
Cadmium & Wax
|
10
|
344816
|
Log in to view price
|
|
Package Weight: 2.7 lbs
|
||||||||
|
1-1/8"
|
1-1/8"-7
|
1-11/16"
|
61/64"
|
Carbon Steel
|
Cadmium & Wax
|
5
|
344818
|
Log in to view price
|
|
Package Weight: 1.7 lbs
|
||||||||
|
1-1/4"
|
1-1/4"-7
|
1-7/8"
|
1-1/32"
|
Carbon Steel
|
Cadmium & Wax
|
2
|
344820
|
Log in to view price
|
|
Package Weight: 1 lbs
|
||||||||
Grade C Ultra-Lock Nuts - Fine Thread (SAE)
Made in the U.S.A. from medium carbon steel, heat treated to meet Grade 8 performance standards. Developed for Automotive Fastener Engineering specifications. Features a grade C nut with a proven torque-tension relationship, six dots for identification, and three point top thread deflections for reusable performance. Cadmium and wax finish reduces application torque by up to 50%.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
7/32"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344904
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
5/16"
|
5/16"-24
|
1/2"
|
17/64"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344905
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
3/8"
|
3/8"-24
|
9/16"
|
21/64"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344906
|
Log in to view price
|
|
Package Weight: 0.8 lbs
|
||||||||
|
7/16"
|
7/16"-20
|
11/16"
|
3/8"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344907
|
Log in to view price
|
|
Package Weight: 1.3 lbs
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
7/16"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344908
|
Log in to view price
|
|
Package Weight: 1.7 lbs
|
||||||||
|
9/16"
|
9/16"-18
|
7/8"
|
31/64"
|
Carbon Steel
|
Cadmium & Wax
|
25
|
344909
|
Log in to view price
|
|
Package Weight: 1.4 lbs
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
35/64"
|
Carbon Steel
|
Cadmium & Wax
|
25
|
344910
|
Log in to view price
|
|
Package Weight: 1.6 lbs
|
||||||||
|
3/4"
|
3/4"-16
|
1-1/8"
|
41/64"
|
Carbon Steel
|
Cadmium & Wax
|
25
|
344912
|
Log in to view price
|
|
Package Weight: 2.6 lbs
|
||||||||
|
7/8"
|
7/8"-14
|
1-5/16"
|
47/64"
|
Carbon Steel
|
Cadmium & Wax
|
10
|
344914
|
Log in to view price
|
|
Package Weight: 1.7 lbs
|
||||||||
|
1"
|
1"-14
|
1-1/2"
|
55/64"
|
Carbon Steel
|
Cadmium & Wax
|
10
|
344916
|
Log in to view price
|
|
Package Weight: 2.7 lbs
|
||||||||
|
1-1/8"
|
1-1/8"-12
|
1-11/16"
|
61/64"
|
Carbon Steel
|
Cadmium & Wax
|
5
|
344918
|
Log in to view price
|
|
Package Weight: 1.7 lbs
|
||||||||
|
1-1/4"
|
1-1/4"-12
|
1-7/8"
|
1-1/32"
|
Carbon Steel
|
Cadmium & Wax
|
2
|
344920
|
Log in to view price
|
|
Package Weight: 0.9 lbs
|
||||||||
Grade C Ultra-Lock Tall Nuts - Coarse Thread (USS)
High Head Grade 8 Cap Screws made in the U.S.A. from medium carbon steel, heat treated to meet Grade 8 standards. Features a grade C prevailing torque nut with six dots at 60° intervals for identification. Offers reduced application torque of up to 50% of standard values, ensuring reliability in high strength applications.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
9/32"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344604
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
21/64"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344605
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/8"-16
|
9/16"
|
13/32"
|
Carbon Steel
|
Cadmium & Wax
|
50
|
344606
|
Log in to view price
|
|
Package Weight: 0.9 lbs
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
35/64"
|
Carbon Steel
|
Cadmium & Wax
|
25
|
344608
|
Log in to view price
|
|
Package Weight: 1.1 lbs
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
23/32"
|
Carbon Steel
|
Cadmium & Wax
|
25
|
344610
|
Log in to view price
|
|
Package Weight: 2.3 lbs
|
||||||||
|
3/4"
|
3/4"-10
|
1-1/8"
|
51/64"
|
Carbon Steel
|
Cadmium & Wax
|
10
|
344612
|
Log in to view price
|
|
Package Weight: 1.3 lbs
|
||||||||
Grade C Ultra-Lock Reversible Lock Nuts - Coarse Thread (USS)
Produced from medium carbon steel and heat treated to meet Grade 8 performance standards. Developed for Automotive Fastener Engineering specifications. Features grade C prevailing torque design, reversible installation, and corrosion resistant yellow dichromate finish. Withstands severe shock and vibration loads, maintaining locking torque through up to 5 installations.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
7/32"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348704
|
Log in to view price
|
|
5/16"
|
5/16"-18
|
1/2"
|
17/64"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348705
|
Log in to view price
|
|
3/8"
|
3/8"-16
|
9/16"
|
21/64"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348706
|
Log in to view price
|
|
7/16"
|
7/16"-14
|
11/16"
|
3/8"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348707
|
Log in to view price
|
|
1/2"
|
1/2"-13
|
3/4"
|
7/16"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348708
|
Log in to view price
|
|
9/16"
|
9/16"-12
|
7/8"
|
31/64"
|
Carbon Steel
|
Yellow Dichromate
|
25
|
348709
|
Log in to view price
|
|
5/8"
|
5/8"-11
|
15/16"
|
35/64"
|
Carbon Steel
|
Yellow Dichromate
|
25
|
348710
|
Log in to view price
|
|
3/4"
|
3/4"-10
|
1-1/8"
|
41/64"
|
Carbon Steel
|
Yellow Dichromate
|
25
|
348712
|
Log in to view price
|
|
7/8"
|
7/8"-9
|
1-5/16"
|
47/64"
|
Carbon Steel
|
Yellow Dichromate
|
10
|
348714
|
Log in to view price
|
|
1"
|
1"-8
|
1-1/2"
|
55/64"
|
Carbon Steel
|
Yellow Dichromate
|
10
|
348716
|
Log in to view price
|
|
Package Weight: 2.7 lbs
|
||||||||
Grade C Ultra-Lock Reversible Lock Nuts - Fine Thread (SAE)
Produced from medium carbon steel and heat treated to meet Grade 8 performance standards. Developed for Automotive Fastener Engineering specifications. Features grade C prevailing torque design, reversible installation, and corrosion resistant yellow dichromate finish. Withstands severe shock and vibration loads, maintaining locking torque through up to 5 installations.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
7/32"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348804
|
Log in to view price
|
|
5/16"
|
5/16"-24
|
1/2"
|
17/64"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348805
|
Log in to view price
|
|
3/8"
|
3/8"-24
|
9/16"
|
21/64"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348806
|
Log in to view price
|
|
7/16"
|
7/16"-20
|
11/16"
|
3/8"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348807
|
Log in to view price
|
|
1/2"
|
1/2"-20
|
3/4"
|
7/16"
|
Carbon Steel
|
Yellow Dichromate
|
50
|
348808
|
Log in to view price
|
|
9/16"
|
9/16"-18
|
7/8"
|
31/64"
|
Carbon Steel
|
Yellow Dichromate
|
25
|
348809
|
Log in to view price
|
|
5/8"
|
5/8"-18
|
15/16"
|
35/64"
|
Carbon Steel
|
Yellow Dichromate
|
25
|
348810
|
Log in to view price
|
|
3/4"
|
3/4"-16
|
1-1/8"
|
41/64"
|
Carbon Steel
|
Yellow Dichromate
|
25
|
348812
|
Log in to view price
|
|
7/8"
|
7/8"-14
|
1-5/16"
|
47/64"
|
Carbon Steel
|
Yellow Dichromate
|
10
|
348814
|
Log in to view price
|
|
1"
|
1"-14
|
1-1/2"
|
55/64"
|
Carbon Steel
|
Yellow Dichromate
|
10
|
348816
|
Log in to view price
|
18-8 Stainless Steel Lock Nuts - Coarse Thread (USS)
Designed for 18-8 stainless screws, these coarse-thread lock nuts feature a nylon element to prevent galling and deliver 360° vibration resistance. Corrosion-resistant stainless construction suits harsh environments. Perfect for adjustable, secure fastening.
| Diameter | Thread Size | Width Across Flats | Material | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
18-8 Stainless Steel
|
50
|
332640
|
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|
|
Package Weight: 0.4 lbs
|
||||||
|
5/16"
|
5/16"-18
|
1/2"
|
18-8 Stainless Steel
|
25
|
332650
|
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|
|
Package Weight: 0.3 lbs
|
||||||
|
3/8"
|
3/4"-16
|
9/16"
|
18-8 Stainless Steel
|
25
|
332660
|
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|
|
Package Weight: 0.5 lbs
|
||||||
|
7/16"
|
7/16"-14
|
19/32"
|
18-8 Stainless Steel
|
15
|
332670
|
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|
|
Package Weight: 0.4 lbs
|
||||||
|
1/2"
|
1/2"-13
|
3/4"
|
18-8 Stainless Steel
|
15
|
332680
|
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|
|
Package Weight: 0.7 lbs
|
||||||
|
5/8"
|
5/8"-11
|
15/16"
|
18-8 Stainless Steel
|
5
|
332700
|
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|
|
Package Weight: 0.5 lbs
|
||||||
|
3/4"
|
3/4"-10
|
1-1/16"
|
18-8 Stainless Steel
|
5
|
332701
|
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|
|
Package Weight: 0.6 lbs
|
||||||
|
7/8"
|
7/8"-9
|
1-1/8"
|
18-8 Stainless Steel
|
2
|
332703
|
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|
|
Package Weight: 0.4 lbs
|
||||||
|
1"
|
1"-8
|
1-7/16"
|
18-8 Stainless Steel
|
2
|
332704
|
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|
|
Package Weight: 0.5 lbs
|
||||||
|
No. 4
|
#4-40
|
1/4"
|
18-8 Stainless Steel
|
50
|
332604
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
No. 6
|
#6-32
|
5/16"
|
18-8 Stainless Steel
|
50
|
332606
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
No. 8
|
#8-32
|
11/32"
|
18-8 Stainless Steel
|
50
|
332608
|
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|
|
Package Weight: 0.2 lbs
|
||||||
18-8 Stainless Steel Lock Nuts - Fine Thread (SAE)
Fine-thread stainless lock nuts featuring a nylon insert to reduce vibration loosening. The 360° locking circle handles tough conditions, while 18-8 stainless steel resists corrosion. Ideal for secure, fine-thread assemblies in harsh or wet environments.
| Diameter | Thread Size | Width Across Flats | Material | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
18-8 Stainless Steel
|
50
|
332645
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
5/16"
|
5/16"-24
|
1/2"
|
18-8 Stainless Steel
|
25
|
332655
|
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|
|
Package Weight: 0.3 lbs
|
||||||
|
3/8"
|
3/8"-24
|
9/16"
|
18-8 Stainless Steel
|
25
|
332665
|
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|
|
Package Weight: 0.4 lbs
|
||||||
|
5/8"
|
5/8"-18
|
15/16"
|
18-8 Stainless Steel
|
5
|
332702
|
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|
|
Package Weight: 0.4 lbs
|
||||||
|
No. 10
|
#10-32
|
3/8"
|
18-8 Stainless Steel
|
50
|
332611
|
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|
|
Package Weight: 0.3 lbs
|
||||||
Grade 8 Black Phosphate Oil Dipped Flange Lock Nuts - Coarse Thread (USS)
Self-locking, resists backing off, eliminates the need for a washer, and features a phosphate and oil finish.
| Diameter | Thread Size | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
3/8"
|
3/8"-16
|
Carbon Steel
|
Phosphate & Oil
|
50
|
323100
|
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|
|
1/2"
|
1/2"-13
|
Carbon Steel
|
Phosphate & Oil
|
25
|
323101
|
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|
|
5/8"
|
5/8"-11
|
Carbon Steel
|
Phosphate & Oil
|
25
|
323102
|
Log in to view price
|
|
3/4"
|
3/4"-10
|
Carbon Steel
|
Phosphate & Oil
|
10
|
323103
|
Log in to view price
|
Grade 8 Black Phosphate Oil Dipped Flange Lock Nuts - Fine Thread (SAE)
Self-locking, resists backing off, eliminates the need for a washer, and features a phosphate and oil finish.
| Diameter | Thread Size | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
3/8"
|
3/8"-24
|
Carbon Steel
|
Phosphate & Oil
|
50
|
323200
|
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|
|
1/2"
|
1/2"-20
|
Carbon Steel
|
Phosphate & Oil
|
25
|
323201
|
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|
|
5/8"
|
5/8"-18
|
Carbon Steel
|
Phosphate & Oil
|
25
|
323202
|
Log in to view price
|
|
3/4"
|
3/4"-16
|
Carbon Steel
|
Phosphate & Oil
|
10
|
323203
|
Log in to view price
|
Grade 8 Serrated Hex Washers Flange Nuts - Coarse Thread (USS)
Vibration resistant with a serrated design to prevent loosening from vibration and shock. One piece construction featuring an all-metal free spinning screw that locks when seated. Flange design accommodates variances in hole sizes for efficient assemblies. Grade 8 strength with thru-hardened steel and 150,000 PSI min tensile strength. Corrosion resistant due to advanced Zinc Yellow plating.
| Diameter | Thread Size | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
Carbon Steel
|
Yellow Dichromate
|
50
|
429780
|
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|
|
5/16"
|
5/16"-18
|
Carbon Steel
|
Yellow Dichromate
|
50
|
429781
|
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|
|
3/8"
|
3/8"-16
|
Carbon Steel
|
Yellow Dichromate
|
25
|
429782
|
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|
|
1/2"
|
1/2"-13
|
Carbon Steel
|
Yellow Dichromate
|
25
|
429784
|
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|
|
5/8"
|
5/8"-11
|
Carbon Steel
|
Yellow Dichromate
|
10
|
429785
|
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|
|
3/4"
|
3/4"-10
|
Carbon Steel
|
Yellow Dichromate
|
10
|
429786
|
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|
Grade 8 Nylon Insert Flange Lock Nuts - Coarse Thread (USS)
Produced from medium carbon steel and heat treated to meet Grade 8 performance standards. Developed to meet specifications of Automotive Fastener Engineering Specialists. Features a proven torque-tension relationship with Grade 8 bolts. Identified by six dots at 60° intervals on the crown. Zinc yellow plated with cadmium and wax finish. MADE IN THE U.S.A.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
0.3"
|
Carbon Steel
|
Yellow Zinc Plated
|
50
|
348604
|
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|
|
5/16"
|
5/16"-18
|
1/2"
|
0.365"
|
Carbon Steel
|
Yellow Zinc Plated
|
50
|
348605
|
Log in to view price
|
|
3/8"
|
3/8"-16
|
9/16"
|
0.425"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348606
|
Log in to view price
|
|
1/2"
|
1/2"-13
|
3/4"
|
0.555"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348608
|
Log in to view price
|
|
5/8"
|
5/8"-11
|
15/16"
|
0.69"
|
Carbon Steel
|
Yellow Zinc Plated
|
25
|
348610
|
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|
|
3/4"
|
3/4"-10
|
1-1/8"
|
0.825"
|
Carbon Steel
|
Yellow Zinc Plated
|
10
|
348612
|
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|
Grade G Cadmium Plated Flange Lock Nuts - Coarse Thread (USS)
Produced from medium carbon steel and heat treated to meet Grade 8 performance standards. Developed to meet specifications of Automotive Fastener Engineering Specialists. Features a proven torque-tension relationship with Grade 8 bolts. Identified by six dots at 60° intervals on the crown. Zinc yellow plated with cadmium and wax finish. MADE IN THE U.S.A.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
19/64"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
50
|
344204
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
23/64"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
50
|
344205
|
Log in to view price
|
|
Package Weight: 0.8 lbs
|
||||||||
|
3/8"
|
3/8"-16
|
9/16"
|
27/64"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
50
|
344206
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
|
7/16"
|
7/16"-14
|
11/16"
|
31/64"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
25
|
344207
|
Log in to view price
|
|
Package Weight: 1 lbs
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
35/64"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
25
|
344208
|
Log in to view price
|
|
Package Weight: 1.3 lbs
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
11/16"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
25
|
344210
|
Log in to view price
|
|
Package Weight: 2.6 lbs
|
||||||||
Grade G Cadmium Plated Flange Lock Nuts - Fine Thread (SAE)
Produced from medium carbon steel and heat treated to meet Grade 8 performance standards. Developed to meet specifications of Automotive Fastener Engineering Specialists. Features a proven torque-tension relationship with Grade 8 bolts. Identified by six dots at 60° intervals on the crown. Zinc yellow plated with cadmium and wax finish. MADE IN THE U.S.A.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
19/64"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
50
|
344304
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||||
|
7/16"
|
7/16"-20
|
11/16"
|
31/64"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
25
|
344307
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
35/64"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
25
|
344308
|
Log in to view price
|
|
Package Weight: 1.3 lbs
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
11/16"
|
Carbon Steel
|
Yellow Zinc Plated with Cadmium & Wax
|
25
|
344310
|
Log in to view price
|
|
Package Weight: 2.6 lbs
|
||||||||
Grade G Flange Lock Nuts - Coarse Thread (USS)
Built-in washer face distributes clamp load over a wider area. Self-locking crimped top provides metal-to-metal gripping strength. Zinc yellow plating offers extended corrosion resistance. Waxed finish reduces required tightening torque. Made from Alloy Steel, Grade G for use with Grade 8 fasteners, meeting ASME/ANSI B18.16.6 Standards.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
3/8"
|
3/8"-16
|
9/16"
|
7/16"
|
Alloy Steel
|
Yellow Zinc Plated
|
50
|
325100
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
9/16"
|
Alloy Steel
|
Yellow Zinc Plated
|
25
|
325101
|
Log in to view price
|
|
Package Weight: 1.5 lbs
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
11/16"
|
Alloy Steel
|
Yellow Zinc Plated
|
25
|
325102
|
Log in to view price
|
|
Package Weight: 2.6 lbs
|
||||||||
|
3/4"
|
3/4"-10
|
1-1/16"
|
3/4"
|
Alloy Steel
|
Yellow Zinc Plated
|
10
|
325103
|
Log in to view price
|
|
Package Weight: 1.6 lbs
|
||||||||
Grade 8 Flange Lock Nuts - Fine Thread (SAE)
Built-in washer face distributes clamp load over a wider area. Self-locking crimped top provides metal-to-metal gripping strength. Zinc yellow plating offers extended corrosion resistance. Waxed finish reduces required tightening torque. Made from Alloy Steel, Grade G for use with Grade 8 fasteners, meeting ASME/ANSI B18.16.6 Standards.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
3/8"
|
3/8"-24
|
9/16"
|
7/16"
|
Alloy Steel
|
Yellow Zinc Plated
|
50
|
325200
|
Log in to view price
|
|
Package Weight: 1.3 lbs
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
9/16"
|
Alloy Steel
|
Yellow Zinc Plated
|
25
|
325201
|
Log in to view price
|
|
Package Weight: 1.4 lbs
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
11/16"
|
Alloy Steel
|
Yellow Zinc Plated
|
25
|
325202
|
Log in to view price
|
|
Package Weight: 2.6 lbs
|
||||||||
|
3/4"
|
3/4"-16
|
1-1/16"
|
3/4"
|
Alloy Steel
|
Yellow Zinc Plated
|
10
|
325203
|
Log in to view price
|
|
Package Weight: 1.5 lbs
|
||||||||
Grade 5 Serrated Hex Washers Flange Nuts - Coarse Thread (USS)
One-piece construction ensures a robust all-metal free spinning screw that locks when seated. Vibration resistant design prevents loosening from shock. Flange design accommodates tolerances in hole sizes for efficient assemblies. Made from grade 5 strength thru-hardened steel with a zinc plated finish.
| Diameter | Thread Size | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
Carbon Steel
|
Zinc Plated
|
50
|
429980
|
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|
|
5/16"
|
5/16"-18
|
Carbon Steel
|
Zinc Plated
|
50
|
429981
|
Log in to view price
|
|
3/8"
|
3/8"-16
|
Carbon Steel
|
Zinc Plated
|
25
|
429982
|
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|
Grade 5 Nylon Insert Flange Lock Nuts - Coarse Thread (USS)
Nylon locking element prevents galling and stripping of threads. 50% more bearing surface than standard hex nuts. Full locking effectiveness from -65° to 250°F. Complete 360° locking circle prevents loosening under vibration. Locks at any position for precise adjustment. Zinc plated with purple nylon collar for corrosion protection.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
0.3"
|
Carbon Steel
|
Zinc Plated
|
50
|
345704
|
Log in to view price
|
|
5/16"
|
5/16"-18
|
1/2"
|
0.365"
|
Carbon Steel
|
Zinc Plated
|
50
|
345705
|
Log in to view price
|
|
3/8"
|
3/8"-16
|
9/16"
|
0.425"
|
Carbon Steel
|
Zinc Plated
|
50
|
345706
|
Log in to view price
|
|
1/2"
|
1/2"-13
|
3/4"
|
0.555"
|
Carbon Steel
|
Zinc Plated
|
25
|
345708
|
Log in to view price
|
|
5/8"
|
5/8"-11
|
15/16"
|
0.69"
|
Carbon Steel
|
Zinc Plated
|
25
|
345710
|
Log in to view price
|
|
3/4"
|
3/4"-10
|
1-1/8"
|
0.825"
|
Carbon Steel
|
Zinc Plated
|
10
|
345712
|
Log in to view price
|
Metric Class 10 Flange Nuts - Coarse Thread
High strength Class 10 flange nuts with a zinc finish.
| Diameter | Thread Size | Width Across Flats | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|
|
M6
|
M6 x 1.0
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
4615006
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
|||||||
|
M8
|
M8 x 1.25
|
13 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
4615008
|
Log in to view price
|
|
Package Weight: 0.8 lbs
|
|||||||
|
M10
|
M10 x 1.5
|
15 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
4615010
|
Log in to view price
|
|
Package Weight: 0.7 lbs
|
|||||||
|
M12
|
M12 x 1.75
|
18 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
4615012
|
Log in to view price
|
|
Package Weight: 1.2 lbs
|
|||||||
|
M14
|
M14 x 2.0
|
21 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
4615014
|
Log in to view price
|
|
Package Weight: 1.8 lbs
|
|||||||
|
M16
|
M16 x 2.0
|
24 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
4615016
|
Log in to view price
|
|
Package Weight: 2.6 lbs
|
|||||||
|
M20
|
M20 x 2.5
|
30 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4615020
|
Log in to view price
|
Metric Class 10 Serrated Flange Nuts - Coarse Thread
High strength Class 10 flange nuts feature a serrated flange face that provides vibration resistance and come with a zinc finish.
| Diameter | Thread Size | Width Across Flats | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|
|
M6
|
M6 x 1.0
|
10 mm
|
Alloy Steel
|
Yellow Dichromate
|
50
|
4625006
|
Log in to view price
|
|
M8
|
M8 x 1.25
|
13 mm
|
Alloy Steel
|
Yellow Dichromate
|
50
|
4625008
|
Log in to view price
|
|
M10
|
M10 x 1.5
|
15 mm
|
Alloy Steel
|
Yellow Dichromate
|
25
|
4625010
|
Log in to view price
|
|
M12
|
M12 x 1.75
|
18 mm
|
Alloy Steel
|
Yellow Dichromate
|
25
|
4625012
|
Log in to view price
|
|
M16
|
M16 x 2.0
|
24 mm
|
Alloy Steel
|
Yellow Dichromate
|
25
|
4625016
|
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|
Metric Class 10 JIS Flange Nuts - Coarse Thread
High strength Class 10 flange nuts, zinc plated, meet JIS B-1190 specifications.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M6
|
M6 x 1.0
|
10 mm
|
6 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
454600
|
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|
|
Package Weight: 0.4 lbs
|
||||||||
|
M8
|
M8 x 1.25
|
12 mm
|
8 mm
|
Alloy Steel
|
Zinc Plated
|
50
|
454601
|
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|
|
Package Weight: 0.7 lbs
|
||||||||
|
M10
|
M10 x 1.25
|
14 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
454602
|
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|
Metric Class 10 Black Oil Dipped Flange Lock Nuts - Coarse Thread
High strength Class 10 flange locknuts with a black finish.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M6
|
M6 x 1.0
|
10 mm
|
6 mm
|
Alloy Steel
|
Black Oil Dipped
|
50
|
465006
|
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|
|
M8
|
M8 x 1.25
|
13 mm
|
8 mm
|
Alloy Steel
|
Black Oil Dipped
|
50
|
465008
|
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|
|
M10
|
M10 x 1.5
|
15 mm
|
10 mm
|
Alloy Steel
|
Black Oil Dipped
|
25
|
465010
|
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|
|
M12
|
M12 x 1.75
|
18 mm
|
12 mm
|
Alloy Steel
|
Black Oil Dipped
|
25
|
465012
|
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|
Metric Class 10 Nylon Insert Flange Lock Nuts - Coarse Thread
A built-in washer flange plus nylon insert prevents thread galling and resists vibration up to 250°F. The zinc-plated finish offers corrosion resistance, while the 360° lock design suits metric coarse threads. Ideal for quick, secure assemblies.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M6
|
M6 x 1.0
|
10 mm
|
4.9 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
4616006
|
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|
|
Package Weight: 0.2 lbs
|
||||||||
|
M8
|
M8 x 1.25
|
13 mm
|
6.4 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
4616008
|
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|
|
Package Weight: 0.4 lbs
|
||||||||
|
M10
|
M10 x 1.5
|
15 mm
|
8 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4616010
|
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|
|
Package Weight: 0.3 lbs
|
||||||||
|
M12
|
M12 x 1.75
|
18 mm
|
10.4 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4616012
|
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|
|
Package Weight: 0.5 lbs
|
||||||||
|
M14
|
M14 x 2.0
|
21 mm
|
12.1 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4616014
|
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|
|
Package Weight: 0.8 lbs
|
||||||||
|
M16
|
M16 x 2.0
|
24 mm
|
14.1 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
4616016
|
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|
|
Package Weight: 0.6 lbs
|
||||||||
|
M20
|
M20 x 2.5
|
30 mm
|
16.9 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
4616020
|
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|
|
Package Weight: 1.1 lbs
|
||||||||
18-8 Stainless Steel Serrated Flange Lock Nuts - Coarse Thread (USS)
To complete your assembly, check out our 18-8 Stainless Steel Hex Head Cap Screws, which are made from 18-8 stainless steel.
| Diameter | Thread Size | Material | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
18-8 Stainless Steel
|
50
|
332740
|
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|
|
5/16"
|
5/16"-18
|
18-8 Stainless Steel
|
25
|
332750
|
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|
|
3/8"
|
3/8"-16
|
18-8 Stainless Steel
|
25
|
332760
|
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|
|
1/2"
|
1/2"-13
|
18-8 Stainless Steel
|
10
|
332780
|
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|
|
No. 8
|
#8-32
|
18-8 Stainless Steel
|
50
|
332708
|
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|
|
No. 10
|
#10-24
|
18-8 Stainless Steel
|
50
|
332710
|
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|
Metric Class 10 Prevailing Torque Lock Nuts - Coarse Thread
The product features a built-in locking mechanism that, when fully torqued, ensures a complete locking action with the bolt threads. It has a zinc plated finish that provides corrosion resistance and is classified as Class 10, making it suitable for use with 10.9 cap screws.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M6
|
M6 x 1.0
|
10 mm
|
6 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
464806
|
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|
|
M8
|
M8 x 1.25
|
13 mm
|
8 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
464808
|
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|
|
M10
|
M10 x 1.5
|
17 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
464810
|
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|
|
M12
|
M12 x 1.75
|
19 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
464812
|
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|
|
M14
|
M14 x 2.0
|
22 mm
|
14 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
464814
|
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|
|
M16
|
M16 x 2.0
|
24 mm
|
16 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
464816
|
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|
|
M18
|
M18 x 2.5
|
27 mm
|
18 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
464818
|
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|
|
M20
|
M20 x 2.5
|
30 mm
|
20 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
464820
|
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|
|
M22
|
M22 x 2.5
|
32 mm
|
22 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
464822
|
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|
|
M24
|
M24 x 3.0
|
36 mm
|
24 mm
|
Alloy Steel
|
Zinc Plated
|
5
|
464824
|
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|
Metric Class 8 Prevailing Torque Lock Nuts - Coarse Thread
Zinc plated.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M5
|
M5 x 0.8
|
8 mm
|
5.1 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
464805
|
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|
|
M8
|
M8 x 1
|
13 mm
|
8 mm
|
Alloy Steel
|
Zinc Plated
|
25
|
464908
|
Log in to view price
|
|
M10
|
M10 x 1.0
|
17 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
464911
|
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|
|
M10
|
M10 x 1.25
|
17 mm
|
10 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
464910
|
Log in to view price
|
|
M12
|
M12 x 1.25
|
19 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
464913
|
Log in to view price
|
|
M12
|
M12 x 1.5
|
19 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
464912
|
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|
18-8 Stainless Steel Waxed Anti-Galling Nuts - Coarse Thread (USS)
Wax-coated to reduce galling in stainless assemblies, these 18-8 lock nuts have a nylon insert for anti-vibration. Perfect with 18-8 cap screws, the wax eliminates the need for separate anti-seize. Great for consistent, removable fastening in stainless environments.
| Diameter | Thread Size | Width Across Flats | Height | Material | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
5/16"
|
18-8 Stainless Steel
|
50
|
3323640
|
Log in to view price
|
|
5/16"
|
5/16"-18
|
1/2"
|
11/32"
|
18-8 Stainless Steel
|
25
|
3323650
|
Log in to view price
|
|
3/8"
|
3/4"-16
|
9/16"
|
29/64"
|
18-8 Stainless Steel
|
25
|
3323660
|
Log in to view price
|
|
1/2"
|
1/2"-13
|
3/4"
|
19/32"
|
18-8 Stainless Steel
|
15
|
3323680
|
Log in to view price
|
|
5/8"
|
5/8"-11
|
15/16"
|
3/4"
|
18-8 Stainless Steel
|
5
|
3323700
|
Log in to view price
|
|
3/4"
|
3/4"-10
|
1-1/8"
|
7/8"
|
18-8 Stainless Steel
|
5
|
3323701
|
Log in to view price
|
|
No. 10
|
#10-24
|
3/8"
|
15/64"
|
18-8 Stainless Steel
|
50
|
3323610
|
Log in to view price
|
18-8 Stainless Steel Anti-Galling Nuts - Coarse Thread (USS)
With a Kim-Kote dry film, these nuts fight galling in 18-8 stainless assemblies. They ensure easy disassembly without thread seizing, ideal for food-grade or corrosion-prone environments. The nylon insert delivers reliable, removable vibration resistance.
| Diameter | Thread Size | Width Across Flats | Height | Material | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|
|
3/4"
|
3/4"-10
|
1-1/16"
|
7/8"
|
18-8 Stainless Steel
|
5
|
3322701
|
Log in to view price
|
|
No. 12
|
#12-24
|
7/16"
|
5/16"
|
18-8 Stainless Steel
|
50
|
3322612
|
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|
18-8 Stainless Steel Anti-Galling Nuts - Fine Thread (SAE)
Fine-thread version with Kim-Kote film to stop galling on stainless studs or bolts. They permit easy, non-destructive disassembly and provide a vibration-proof hold. A non-toxic coating suits food-processing environments. Excellent for stainless assemblies requiring reliability.
| Diameter | Thread Size | Width Across Flats | Height | Material | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|
|
5/16"
|
5/16"-24
|
1/2"
|
11/32"
|
18-8 Stainless Steel
|
25
|
3322655
|
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|
18-8 Stainless Steel Keps Nuts - Coarse Thread (USS)
To complete your assembly, check out our 18-8 Stainless Steel Hex Head Cap Screws, which are made from 18-8 stainless steel.
| Diameter | Thread Size | Width Across Flats | Material | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
18-8 Stainless Steel
|
50
|
332114
|
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|
|
Package Weight: 0.3 lbs
|
||||||
|
5/16"
|
5/16"-18
|
1/2"
|
18-8 Stainless Steel
|
50
|
332116
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||
|
No. 4
|
#4-40
|
1/4"
|
18-8 Stainless Steel
|
100
|
332104
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||
|
No. 6
|
#6-32
|
5/16"
|
18-8 Stainless Steel
|
100
|
332106
|
Log in to view price
|
|
Package Weight: 0.2 lbs
|
||||||
|
No. 8
|
#8-32
|
11/32"
|
18-8 Stainless Steel
|
100
|
332108
|
Log in to view price
|
|
Package Weight: 0.5 lbs
|
||||||
|
No. 10
|
#10-24
|
3/8"
|
18-8 Stainless Steel
|
100
|
332110
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||
18-8 Stainless Steel Keps Nuts - Fine Thread (SAE)
Made from 18-8 stainless steel.
| Diameter | Thread Size | Width Across Flats | Material | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
No. 10
|
#10-32
|
3/8"
|
18-8 Stainless Steel
|
100
|
332111
|
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|
|
Package Weight: 0.3 lbs
|
||||||
Keps Nuts w/ External Lock Washers - Coarse Thread (USS)
The item features an external lock washer and is zinc plated.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
15/64"
|
Carbon Steel
|
Zinc Plated
|
100
|
347204
|
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|
|
Package Weight: 0.7 lbs
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
21/64"
|
Carbon Steel
|
Zinc Plated
|
50
|
347205
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/8"-16
|
9/16"
|
25/64"
|
Carbon Steel
|
Zinc Plated
|
50
|
347206
|
Log in to view price
|
|
Package Weight: 0.8 lbs
|
||||||||
|
No. 4
|
#4-40
|
1/4"
|
0.109"
|
Carbon Steel
|
Zinc Plated
|
100
|
347200
|
Log in to view price
|
|
Package Weight: 0.2 lbs
|
||||||||
|
No. 6
|
#6-32
|
5/16"
|
9/64"
|
Carbon Steel
|
Zinc Plated
|
100
|
347201
|
Log in to view price
|
|
Package Weight: 0.3 lbs
|
||||||||
|
No. 8
|
#8-32
|
11/32"
|
5/32"
|
Carbon Steel
|
Zinc Plated
|
100
|
347202
|
Log in to view price
|
|
Package Weight: 0.3 lbs
|
||||||||
|
No. 10
|
#10-24
|
3/8"
|
5/32"
|
Carbon Steel
|
Zinc Plated
|
100
|
347203
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
|
No. 12
|
#12-24
|
7/16"
|
15/64"
|
Carbon Steel
|
Zinc Plated
|
100
|
347212
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
Keps Nuts w/ External Lock Washers - Fine Thread (SAE)
The item features an external lock washer and is zinc plated.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
15/64"
|
Carbon Steel
|
Zinc Plated
|
100
|
347304
|
Log in to view price
|
|
Package Weight: 0.7 lbs
|
||||||||
|
5/16"
|
5/16"-24
|
1/2"
|
21/64"
|
Carbon Steel
|
Zinc Plated
|
50
|
347305
|
Log in to view price
|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/8"-24
|
9/16"
|
25/64"
|
Carbon Steel
|
Zinc Plated
|
50
|
347306
|
Log in to view price
|
|
Package Weight: 0.9 lbs
|
||||||||
|
No. 10
|
#10-32
|
3/8"
|
5/32"
|
Carbon Steel
|
Zinc Plated
|
100
|
347303
|
Log in to view price
|
|
Package Weight: 0.4 lbs
|
||||||||
Slotted Hex Nuts - Coarse Thread (USS)
This product replaces castle nuts and features fully formed threads, aligned slots, a washer face, and a zinc-plated finish.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
7/16"
|
7/32"
|
Alloy Steel
|
Zinc Plated
|
50
|
346604
|
Log in to view price
|
|
|
||||||||
|
5/16"
|
5/16"-18
|
1/2"
|
17/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
346605
|
Log in to view price
|
|
|
||||||||
|
3/8"
|
3/8"-16
|
9/16"
|
21/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
346606
|
Log in to view price
|
|
|
||||||||
|
7/16"
|
7/16"-14
|
11/16"
|
3/8"
|
Alloy Steel
|
Zinc Plated
|
50
|
346607
|
Log in to view price
|
|
|
||||||||
|
1/2"
|
1/2"-13
|
3/4"
|
7/16"
|
Alloy Steel
|
Zinc Plated
|
25
|
346608
|
Log in to view price
|
|
|
||||||||
|
9/16"
|
9/16"-12
|
7/8"
|
31/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346609
|
Log in to view price
|
|
|
||||||||
|
5/8"
|
5/8"-11
|
15/16"
|
35/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346610
|
Log in to view price
|
|
|
||||||||
|
3/4"
|
3/4"-10
|
1-1/8"
|
41/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
346612
|
Log in to view price
|
|
|
||||||||
|
7/8"
|
7/8"-9
|
1-5/16"
|
3/4"
|
Alloy Steel
|
Zinc Plated
|
10
|
346614
|
Log in to view price
|
|
|
||||||||
|
1"
|
1"-8
|
1-1/2"
|
55/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
346616
|
Log in to view price
|
|
|
||||||||
|
1-1/8"
|
1-1/8"-7
|
1-11/16"
|
31/32"
|
Alloy Steel
|
Zinc Plated
|
5
|
346618
|
Log in to view price
|
|
|
||||||||
|
1-1/4"
|
1-1/4"-7
|
1-7/8"
|
1-1/16"
|
Alloy Steel
|
Zinc Plated
|
5
|
346620
|
Log in to view price
|
|
|
||||||||
Slotted Hex Nuts - Fine Thread (SAE)
This product replaces castle nuts and features full formed threads, aligned slots, a washer faced design, and is zinc plated.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
7/32"
|
Alloy Steel
|
Zinc Plated
|
50
|
346704
|
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|
|
|
||||||||
|
5/16"
|
5/16"-24
|
1/2"
|
17/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
346705
|
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|
|
|
||||||||
|
3/8"
|
3/8"-24
|
9/16"
|
21/64"
|
Alloy Steel
|
Zinc Plated
|
50
|
346706
|
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|
|
|
||||||||
|
7/16"
|
7/16"-20
|
11/16"
|
3/8"
|
Alloy Steel
|
Zinc Plated
|
50
|
346707
|
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|
|
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
7/16"
|
Alloy Steel
|
Zinc Plated
|
25
|
346708
|
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|
|
|
||||||||
|
9/16"
|
9/16"-18
|
7/8"
|
31/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346709
|
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|
|
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
35/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
346710
|
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|
|
|
||||||||
|
3/4"
|
3/4"-16
|
1-1/8"
|
41/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
346712
|
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|
|
|
||||||||
|
7/8"
|
7/8"-14
|
1-5/16"
|
3/4"
|
Alloy Steel
|
Zinc Plated
|
10
|
346714
|
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|
|
|
||||||||
|
1"
|
1"-14
|
1-1/2"
|
55/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
346716
|
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|
|
|
||||||||
|
1-1/8"
|
1-1/8"-12
|
1-11/16"
|
31/32"
|
Alloy Steel
|
Zinc Plated
|
5
|
346718
|
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|
|
|
||||||||
|
1-1/4"
|
1-1/4"-12
|
1-7/8"
|
1-1/16"
|
Alloy Steel
|
Zinc Plated
|
5
|
346720
|
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|
|
|
||||||||
Wing Nuts Nylon Insert Lock Nuts - Coarse Thread (USS)
These wing-style lock nuts feature a nylon insert to secure fasteners under vibration. The 360° locking circle prevents loosening, while the Zamak body and purple nylon insert resist corrosion. Easily install by hand; ideal for quick adjustments.
| Diameter | Thread Size | Width | Wing Spread | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-20
|
0.44"
|
1-1/4"
|
Alloy Steel
|
Zinc Plated
|
25
|
346254
|
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|
|
Package Weight: 0.3 lbs
|
||||||||
|
5/16"
|
5/16"-18
|
0.56"
|
1-1/2"
|
Alloy Steel
|
Zinc Plated
|
25
|
346255
|
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|
|
Package Weight: 0.6 lbs
|
||||||||
|
3/8"
|
3/4"-16
|
0.56"
|
1-1/2"
|
Alloy Steel
|
Zinc Plated
|
25
|
346256
|
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|
|
Package Weight: 0.6 lbs
|
||||||||
Castle Nuts - Coarse Thread (USS)
Castle/slotted nuts feature aligned slots that allow for retention with a cotter pin to prevent loosening. They are classified as Class 8, conform to DIN 935 standards, and are zinc plated.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
1/4"
|
1/4"-28
|
7/16"
|
9/32"
|
Alloy Steel
|
Zinc Plated
|
25
|
347504
|
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|
|
|
||||||||
|
5/16"
|
5/16"-24
|
1/2"
|
21/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
347505
|
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|
|
|
||||||||
|
3/8"
|
3/8"-24
|
9/16"
|
13/32"
|
Alloy Steel
|
Zinc Plated
|
25
|
347506
|
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|
|
|
||||||||
|
7/16"
|
7/16"-20
|
11/16"
|
29/64"
|
Alloy Steel
|
Zinc Plated
|
25
|
347507
|
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|
|
|
||||||||
|
1/2"
|
1/2"-20
|
3/4"
|
9/16"
|
Alloy Steel
|
Zinc Plated
|
25
|
347508
|
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|
|
|
||||||||
|
9/16"
|
9/16"-18
|
7/8"
|
29/64"
|
Alloy Steel
|
Zinc Plated
|
10
|
347509
|
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|
|
|
||||||||
|
5/8"
|
5/8"-18
|
15/16"
|
9/16"
|
Alloy Steel
|
Zinc Plated
|
10
|
347510
|
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|
|
|
||||||||
|
3/4"
|
3/4"-16
|
1-1/8"
|
13/16"
|
Alloy Steel
|
Zinc Plated
|
10
|
347512
|
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|
|
|
||||||||
|
7/8"
|
7/8"-14
|
1-5/16"
|
29/32"
|
Alloy Steel
|
Zinc Plated
|
5
|
347514
|
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|
|
|
||||||||
|
1"
|
1"-14
|
1-1/2"
|
1"
|
Alloy Steel
|
Zinc Plated
|
5
|
347516
|
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|
|
|
||||||||
|
M12
|
M12 x 1.25
|
19 mm
|
15 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4618612
|
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|
|
|
||||||||
|
M12
|
M12 x 1.75
|
19 mm
|
15 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4617512
|
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|
|
|
||||||||
Metric Slotted Hex Nuts
Castle/slotted nuts - Aligned slots allow retaining with a cotter pin to prevent loosening. Class 8, DIN 935, Zinc plated.
| Diameter | Thread Size | Width Across Flats | Height | Material | Finish | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|---|---|
|
M6
|
M6 x 1.0
|
10 mm
|
7.5 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4616506
|
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|
|
|
||||||||
|
M8
|
M8 x 1
|
13 mm
|
9.5 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4616608
|
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|
|
|
||||||||
|
M8
|
M8 x 1.25
|
13 mm
|
9.5 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4616508
|
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|
|
|
||||||||
|
M10
|
M10 x 1.25
|
17 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4616610
|
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|
|
|
||||||||
|
M10
|
M10 x 1.5
|
17 mm
|
12 mm
|
Alloy Steel
|
Zinc Plated
|
10
|
4616510
|
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|
|
|
||||||||
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