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About Nuts, Materials, and Finishes
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Brass Nylon-Insert Locknuts

These locknuts are corrosion resistant in wet environments, electrically conductive, and nonmagnetic. The nylon insert grips the bolt to resist loosening without damaging threads. They're reusable, but their holding power lessens with each use.
For technical drawings and 3-D models, click on a part number.
| Thread Size | Wd. | Ht. | Insert Max. Temp., °F | Pkg. Qty. | Pkg. | |
Brass | ||||||
|---|---|---|---|---|---|---|
| 4-40 | 1/4" | 9/64" | 220° | 50 | 000000000 | 00000 |
| 6-32 | 5/16" | 11/64" | 220° | 25 | 000000000 | 0000 |
| 8-32 | 11/32" | 15/64" | 220° | 25 | 000000000 | 0000 |
| 10-24 | 3/8" | 15/64" | 220° | 25 | 000000000 | 0000 |
| 10-32 | 3/8" | 15/64" | 220° | 25 | 000000000 | 0000 |
| 1/4"-20 | 7/16" | 5/16" | 220° | 10 | 000000000 | 0000 |
| 5/16"-18 | 1/2" | 11/32" | 220° | 10 | 000000000 | 00000 |
| 3/8"-16 | 9/16" | 29/64" | 220° | 5 | 000000000 | 0000 |
| 1/2"-13 | 3/4" | 19/32" | 220° | 1 | 000000000 | 0000 |
| 5/8"-11 | 15/16" | 3/4" | 220° | 1 | 000000000 | 00000 |
| 3/4"-10 | 1 1/16" | 7/8" | 220° | 1 | 000000000 | 00000 |




























