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 5998-00-870-4466
NSN 5985-01-580-1476
NSN 6320-01-305-5881
NSN 5935-00-123-6165
NSN 5999-01-417-0131
NSN 5910-01-350-7865
NSN 5960-01-628-2760
NSN 5990-01-200-7460
NSN 5999-00-261-7972
NSN 6320-00-405-2348
NSN 6105-01-176-0372
NSN 5925-01-550-1500