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 5999-01-224-7003
NSN 6320-01-444-6640
NSN 5935-01-438-0137
NSN 5910-01-039-7191
NSN 5930-00-341-2903
NSN 6645-01-392-9615
NSN 5945-01-424-5780
NSN 5910-01-014-7131
NSN 6145-01-555-8131
NSN 6220-01-501-4476
NSN 6145-00-773-6195
NSN 6150-00-410-3301