These M4 locknuts have a nylon insert that the threads of a mating screw must form threads in upon insertion. The displaced nylon will continue to hold tension on the screw threads which act as a locking mechanism to prevent the screw from loosening under vibration.
Specs
| Weight | 0.03oz (0.78g) Each |
|---|---|
| Material | Steel |
| Finish | Zinc-Plated |
| Type | Nylon Insert Locknut |