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 6650-01-456-9613
NSN 6650-01-430-9416
NSN 5915-00-557-8178
NSN 4140-00-161-8910
NSN 5985-01-541-4797
NSN 5925-01-154-6796
NSN 5925-01-626-7676
NSN 7035-01-097-5054
NSN 5999-00-268-3022
NSN 4140-01-077-7555
NSN 5990-01-285-1868
NSN 5975-01-243-6831