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 5945-01-212-2691
NSN 6220-00-239-6132
NSN 6145-01-595-3515
NSN 6105-01-309-4486
NSN 5999-01-102-7942
NSN 4140-00-949-2438
NSN 7035-01-060-3835
NSN 5975-01-467-2045
NSN 5835-00-729-9305
NSN 5985-01-368-1194
NSN 5855-00-586-6255
NSN 6645-00-833-2395