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 5925-00-452-1270
NSN 2925-01-629-9416
NSN 6645-00-503-1379
NSN 5996-00-225-7737
NSN 4140-01-004-9177
NSN 6610-00-468-1958
NSN 2925-00-459-4519
NSN 5965-00-973-9974
NSN 6685-00-151-5257
NSN 5920-01-052-4280
NSN 5985-01-350-6195
NSN 5910-01-200-7418