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 5998-01-201-9674
NSN 5996-00-471-0540
NSN 5925-01-199-3619
NSN 5915-01-601-4993
NSN 4140-01-217-6290
NSN 6220-00-084-0174
NSN 5999-01-575-3385
NSN 5895-01-441-9630
NSN 5999-01-200-7992
NSN 5990-01-476-8813
NSN 5920-01-165-6389
NSN 5950-01-325-7834