Helical Inserts
76 results
Perma-Thread Stainless Steel Helical Insert Kits
Perma-Thread Inserts are precision formed coils of extremely hard stainless steel (18-8) diamond shaped wire, providing permanent conventional screw-threads when installed into a tapped hole. Features include a notched driving tang for easy removal and a design that expands outward to anchor securely. Kits range from 3/4” to 7/8” and meet all applicable industrial and military specifications, including NAS 1222. Suitable for military trucks, aircraft, and other vehicles covered by MS 21208 and MS 21209.
Thread Type: Coarse
| Diameter | Length | Thread Size | Number of Inserts | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
1/4"
|
0.375"
|
1/4"-20
|
12
|
1
|
85265
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
5/16"
|
0.469"
|
5/16"-18
|
12
|
1
|
85267
|
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|
|
Package Weight: 0.3 lbs
|
||||||
|
3/8"
|
0.562"
|
3/8"-16
|
12
|
1
|
85269
|
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|
|
Package Weight: 0.3 lbs
|
||||||
|
7/16"
|
0.656"
|
7/16"-14
|
6
|
1
|
85271
|
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|
|
Package Weight: 0.4 lbs
|
||||||
|
1/2"
|
0.75"
|
1/2"-13
|
6
|
1
|
85273
|
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|
|
Package Weight: 0.5 lbs
|
||||||
|
9/16"
|
0.844"
|
9/16"-12
|
6
|
1
|
85275
|
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|
|
Package Weight: 0.7 lbs
|
||||||
|
5/8"
|
0.938"
|
5/8"-11
|
6
|
1
|
85277
|
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|
|
Package Weight: 0.9 lbs
|
||||||
|
3/4"
|
1.125"
|
3/4"-10
|
4
|
1
|
85279
|
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|
|
Package Weight: 1.2 lbs
|
||||||
|
7/8"
|
1.312"
|
7/8"-9
|
6
|
1
|
85281
|
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|
|
Package Weight: 2 lbs
|
||||||
|
No. 8
|
0.246"
|
#8-32
|
12
|
1
|
85261
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
No. 10
|
0.285"
|
#10-24
|
12
|
1
|
85262
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
No. 12
|
0.324"
|
#12-24
|
12
|
1
|
85264
|
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|
|
Package Weight: 0.2 lbs
|
||||||
Perma-Thread Stainless Steel Helical Inserts
Perma-Thread Inserts feature precision-formed coils of extremely hard stainless steel (18-8) diamond-shaped wire, providing permanent conventional screw-threads when installed in a tapped hole. Each insert includes a notched driving tang for easy installation and removal. Larger in diameter before installation, the insert tightens during installation, allowing it to fit into the tapped hole, and expands outward to anchor securely.
Thread Type: Coarse
| Diameter | Length | Thread Size | Number of Inserts | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
1/4"
|
0.375"
|
1/4"-20
|
12
|
1
|
85205
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
5/16"
|
0.469"
|
5/16"-18
|
12
|
1
|
85207
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
3/8"
|
0.562"
|
3/8"-16
|
12
|
1
|
85209
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
7/16"
|
0.656"
|
7/16"-14
|
6
|
1
|
85211
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
1/2"
|
0.75"
|
1/2"-13
|
6
|
1
|
85213
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
9/16"
|
0.844"
|
9/16"-12
|
6
|
1
|
85215
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
5/8"
|
0.938"
|
5/8"-11
|
6
|
1
|
85217
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
3/4"
|
1.125"
|
3/4"-10
|
4
|
1
|
85219
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
7/8"
|
1.312"
|
7/8"-9
|
6
|
1
|
85221
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
No. 8
|
0.246"
|
#8-32
|
12
|
1
|
85201
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
No. 10
|
0.285"
|
#10-24
|
12
|
1
|
85202
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
No. 12
|
0.324"
|
#12-24
|
12
|
1
|
85204
|
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|
|
Package Weight: 0.1 lbs
|
||||||
Metric Perma-Thread Stainless Steel Helical Insert Kits
Kits packaged in reclosable plastic clamshell boxes. Contains 6 Inserts, 1 Tap, and 1 Installation tool. Perma-Thread Inserts are precision formed coils of extremely hard stainless steel (18-8) providing permanent screw-threads. Inserts meet all applicable industrial and military specifications, suitable for military trucks and aircraft.
Thread Type: Coarse
| Diameter | Length | Thread Size | Number of Inserts | Package Qty | Item # |
Price
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|---|---|---|---|---|---|---|
|
M5
|
0.295"
|
M5 x 0.8
|
12
|
1
|
85290
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
M6
|
0.354"
|
M6 x 1
|
12
|
1
|
85291
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
M7
|
0.413"
|
M7 x 1
|
12
|
1
|
85292
|
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|
|
Package Weight: 0.3 lbs
|
||||||
|
M8
|
0.472"
|
M8 x 1.25
|
12
|
1
|
85293
|
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|
|
Package Weight: 0.3 lbs
|
||||||
|
M10
|
0.591"
|
M10 x 1.5
|
12
|
1
|
85295
|
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|
|
Package Weight: 0.3 lbs
|
||||||
|
M12
|
0.708"
|
M12 x 1.75
|
6
|
1
|
85297
|
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|
|
Package Weight: 0.4 lbs
|
||||||
|
M14
|
0.826"
|
M14 x 2.0
|
6
|
1
|
85299
|
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|
|
Package Weight: 0.7 lbs
|
||||||
|
M16
|
0.944"
|
M16 x 2.0
|
6
|
1
|
85301
|
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|
|
Package Weight: 0.9 lbs
|
||||||
|
M18
|
1.078"
|
M18 x 2.5
|
6
|
1
|
85303
|
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|
|
Package Weight: 1.1 lbs
|
||||||
|
M20
|
1.196"
|
M20 x 2.5
|
6
|
1
|
85304
|
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|
|
Package Weight: 1.6 lbs
|
||||||
|
M22
|
0.99"
|
M22 x 2.5
|
5
|
1
|
85305
|
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|
|
Package Weight: 2.3 lbs
|
||||||
|
M24
|
1.099"
|
M24 x 3.0
|
5
|
1
|
85306
|
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|
|
Package Weight: 3.1 lbs
|
||||||
Metric Perma-Thread Stainless Steel Helical Inserts
Perma-Thread Inserts feature precision-formed coils of extremely hard stainless steel (18-8) diamond-shaped wire, providing permanent conventional screw-threads when installed. Each insert includes a notched driving "tang" for easy installation and removal. Larger in diameter before installation, the insert tightens during installation, expanding outward to anchor securely.
Thread Type: Coarse
| Diameter | Length | Thread Size | Number of Inserts | Package Qty | Item # |
Price
Want to view pricing for this product?
Log In or Create Login Not a Kimball Midwest Customer? Register |
|---|---|---|---|---|---|---|
|
M5
|
0.295"
|
M5 x 0.8
|
12
|
1
|
85235
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
M6
|
0.354"
|
M6 x 1
|
12
|
1
|
85236
|
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|
|
Package Weight: 0 lbs
|
||||||
|
M7
|
0.413"
|
M7 x 1
|
12
|
1
|
85237
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
M8
|
0.472"
|
M8 x 1.25
|
12
|
1
|
85238
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
M10
|
0.591"
|
M10 x 1.5
|
12
|
1
|
85240
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
M12
|
0.708"
|
M12 x 1.75
|
6
|
1
|
85242
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
M14
|
0.826"
|
M14 x 2.0
|
6
|
1
|
85244
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
M16
|
0.944"
|
M16 x 2.0
|
6
|
1
|
85246
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
M18
|
1.078"
|
M18 x 2.5
|
6
|
1
|
85248
|
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|
|
Package Weight: 0.2 lbs
|
||||||
|
M20
|
1.196"
|
M20 x 2.5
|
6
|
1
|
85249
|
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|
|
Package Weight: 0.3 lbs
|
||||||
|
M22
|
1.196"
|
M22 x 2.5
|
5
|
1
|
85250
|
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|
|
Package Weight: 0.1 lbs
|
||||||
|
M24
|
1.196"
|
M24 x 3.0
|
5
|
5
|
85251
|
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|
|
Package Weight: 2.5 lbs
|
||||||
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