A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6650-00-369-4429
NSN 5965-00-928-0886
NSN 6610-00-156-5699
NSN 6610-01-142-8958
NSN 6650-00-067-3572
NSN 6135-00-369-2368
NSN 4140-00-119-5855
NSN 5950-01-089-7569
NSN 2925-01-442-7812
NSN 6240-00-334-6766
NSN 5950-00-153-1959
NSN 5950-01-660-2613