A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6685-01-381-6077
NSN 6220-01-095-0117
NSN 5985-01-181-5245
NSN 5920-01-520-7576
NSN 6110-01-413-4941
NSN 6320-01-352-5653
NSN 6645-01-646-2953
NSN 5920-01-391-7491
NSN 6130-01-124-4187
NSN 5935-01-176-0749
NSN 7035-01-026-0117
NSN 5855-01-372-1622