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 6610-00-149-1534
NSN 6320-01-100-7554
NSN 5930-01-556-3157
NSN 5920-01-288-0145
NSN 5930-01-116-6808
NSN 5905-01-120-6008
NSN 5945-01-548-8454
NSN 5915-01-603-4913
NSN 5895-01-209-2123
NSN 5935-01-227-5700
NSN 6145-01-372-0600
NSN 6650-01-633-9147