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 6610-00-680-8325
NSN 6645-01-488-5466
NSN 5960-01-579-1661
NSN 6650-01-531-2439
NSN 2925-00-964-7128
NSN 5935-01-111-0685
NSN 6240-00-024-5086
NSN 5855-01-357-7907
NSN 6220-01-203-5986
NSN 5999-01-361-3338
NSN 6610-01-267-3678
NSN 6135-01-414-8831