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 6240-00-958-7626
NSN 6130-01-317-1497
NSN 5945-01-050-7283
NSN 5998-00-946-1823
NSN 5930-00-388-6758
NSN 6610-01-463-8866
NSN 5925-01-258-9623
NSN 5905-00-366-7578
NSN 5999-00-465-9205
NSN 5925-01-143-5055
NSN 5960-01-346-6002
NSN 5975-01-371-2875