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 5985-01-656-2720
NSN 5985-01-484-3334
NSN 6220-01-280-8458
NSN 6130-01-310-2906
NSN 5975-00-361-0313
NSN 6220-00-110-1985
NSN 6105-00-833-8045
NSN 6135-01-026-9960
NSN 6145-00-054-1649
NSN 5895-01-179-5686
NSN 6240-00-334-6766
NSN 5920-00-938-8696