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 6320-00-228-5678
NSN 5910-00-427-5664
NSN 4140-01-241-4659
NSN 6650-01-629-9480
NSN 4140-01-072-0729
NSN 5905-01-425-2290
NSN 6620-01-200-6493
NSN 5895-01-316-9551
NSN 5925-01-032-5389
NSN 5930-00-128-7986
NSN 5985-00-684-6847
NSN 5930-01-258-4817