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 5855-01-446-1936
NSN 5999-01-032-6674
NSN 6220-01-555-1068
NSN 5930-01-456-6390
NSN 6105-00-175-0207
NSN 6130-01-075-5653
NSN 5960-01-409-1917
NSN 5985-01-485-0191
NSN 5835-00-025-9951
NSN 6645-00-431-9472
NSN 6150-01-528-8680
NSN 6105-00-252-3233