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 5930-00-228-0187
NSN 5855-01-354-6974
NSN 5905-01-382-0353
NSN 5985-00-774-0317
NSN 5960-01-180-2776
NSN 5996-01-203-5884
NSN 5920-01-442-3395
NSN 5910-01-171-3713
NSN 5945-00-858-0939
NSN 6150-00-131-2869
NSN 5910-01-157-3061
NSN 6145-01-406-3387