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 5990-00-919-7593
NSN 6150-00-824-0075
NSN 6650-01-150-8101
NSN 6620-00-965-9841
NSN 6320-00-857-4073
NSN 5945-01-200-4852
NSN 6145-01-179-6630
NSN 6650-00-754-2276
NSN 6130-00-217-7695
NSN 5960-01-261-6753
NSN 5960-00-287-9932
NSN 6610-00-128-7780