- Nylon Insert Lock Nuts do not readily loosen when placed on bolts
- Useful for holding tight, where machine vibration would otherwise loosen the fastener
| Type | Nut |
| Style | Nylon Insert Lock |
| Size | #4-40 |
| Material | Carbon Steel |
| Grade/Class | 2 |
| Thread Direction | Right |
| Thread Type | USS / UNC (Coarse) |
| Height | 9/64" |
| Wrench Size | 1/4" |
