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 5999-01-476-2496
NSN 5999-01-502-5532
NSN 5855-01-179-8887
NSN 6150-00-300-0395
NSN 4140-00-810-9330
NSN 7035-01-550-9760
NSN 6135-01-210-8715
NSN 6110-01-142-6800
NSN 6650-01-318-1829
NSN 6220-01-222-2146
NSN 6150-01-541-2218
NSN 5960-00-552-9500