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 6320-01-252-2307
NSN 5985-01-335-5081
NSN 5950-00-926-3304
NSN 5950-01-497-5480
NSN 6650-00-185-8344
NSN 5895-00-081-2219
NSN 6645-01-459-2350
NSN 5925-01-058-1853
NSN 5920-01-364-1335
NSN 5999-01-607-4297
NSN 5965-01-629-9131
NSN 5996-01-110-1028