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.
NSN 6105-01-281-7583
NSN 5999-01-432-4624
NSN 6135-01-216-9771
NSN 6620-01-168-2557
NSN 6130-01-567-0550
NSN 5855-01-145-8973
NSN 7035-01-287-9817
NSN 5905-01-268-1535
NSN 5945-00-845-0344
NSN 5855-01-187-2293
NSN 5920-01-157-2767
NSN 5855-01-605-2438