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 6110-00-415-6569
NSN 6320-01-470-6826
NSN 6220-01-027-1294
NSN 6685-01-164-3344
NSN 6240-01-217-8287
NSN 5950-00-143-9492
NSN 6130-01-433-3175
NSN 5935-00-289-3903
NSN 6650-01-421-2370
NSN 6150-01-371-0129
NSN 5945-01-429-9824
NSN 4140-00-135-6398