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 6240-00-500-0524
NSN 6105-00-947-2561
NSN 6610-01-444-4001
NSN 5999-01-651-6260
NSN 5945-01-212-2691
NSN 5965-01-007-9757
NSN 5985-00-231-3759
NSN 5999-01-220-5502
NSN 5910-00-212-5969
NSN 5920-01-462-0055
NSN 5915-01-494-7452
NSN 6135-01-204-8712