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 5945-01-445-0956
NSN 5855-00-133-5897
NSN 6620-00-953-8570
NSN 5999-01-076-7332
NSN 5985-01-421-4082
NSN 5935-01-181-2118
NSN 6105-01-220-0686
NSN 5990-00-054-0512
NSN 4140-01-503-0034
NSN 5920-01-112-2446
NSN 5990-01-512-9129
NSN 6645-00-435-5610