Reversible Lock Nuts
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Grade C (USS) Ultra-Lock Reversible Lock Nuts
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 | Thickness | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
1/4"
|
7/32"
|
1/4"-20
|
Coarse
|
50
|
348704
|
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|
|
5/16"
|
17/64"
|
5/16"-18
|
Coarse
|
50
|
348705
|
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|
|
3/8"
|
21/64"
|
3/8"-16
|
Coarse
|
50
|
348706
|
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|
|
7/16"
|
3/8"
|
7/16"-14
|
Coarse
|
50
|
348707
|
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|
|
1/2"
|
7/16"
|
1/2"-13
|
Coarse
|
50
|
348708
|
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|
|
9/16"
|
31/64"
|
9/16"-12
|
Coarse
|
25
|
348709
|
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|
|
5/8"
|
35/64"
|
5/8"-11
|
Coarse
|
25
|
348710
|
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|
|
3/4"
|
41/64"
|
3/4"-10
|
Coarse
|
25
|
348712
|
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|
|
7/8"
|
47/64"
|
7/8"-9
|
Coarse
|
10
|
348714
|
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|
|
1"
|
55/64"
|
1"-8
|
Coarse
|
10
|
348716
|
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|
|
Package Weight: 2.7 lbs
|
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Grade C (SAE) Ultra-Lock Reversible Lock Nuts
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 | Thickness | Thread Size | Thread Type | Package Qty | Item # |
Price
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Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|
|
1/4"
|
7/32"
|
1/4"-28
|
Fine
|
50
|
348804
|
Log in to view price
|
|
5/16"
|
17/64"
|
5/16"-24
|
Fine
|
50
|
348805
|
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|
|
3/8"
|
21/64"
|
3/8"-24
|
Fine
|
50
|
348806
|
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|
|
7/16"
|
3/8"
|
7/16"-20
|
Fine
|
50
|
348807
|
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|
|
1/2"
|
7/16"
|
1/2"-20
|
Fine
|
50
|
348808
|
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|
|
9/16"
|
31/64"
|
9/16"-18
|
Fine
|
25
|
348809
|
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|
|
5/8"
|
35/64"
|
5/8"-18
|
Fine
|
25
|
348810
|
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|
|
3/4"
|
41/64"
|
3/4"-16
|
Fine
|
25
|
348812
|
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|
|
7/8"
|
47/64"
|
7/8"-14
|
Fine
|
10
|
348814
|
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|
|
1"
|
55/64"
|
1"-14
|
Fine
|
10
|
348816
|
Log in to view price
|
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Pkg Qty: 50
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Pkg Qty: 25
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Pkg Qty: 25
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Pkg Qty: 25
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Pkg Qty: 10
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Pkg Qty: 10
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Pkg Qty: 50
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Pkg Qty: 50
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Pkg Qty: 25
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Pkg Qty: 25
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Pkg Qty: 25
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Pkg Qty: 10
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Pkg Qty: 10
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