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 5855-00-079-2370
NSN 5990-00-546-8619
NSN 5998-01-364-1184
NSN 5965-01-456-6622
NSN 6645-01-552-4570
NSN 5925-01-497-6788
NSN 6145-00-736-8338
NSN 5925-00-290-4451
NSN 5915-01-374-1173
NSN 4140-01-116-3138
NSN 4140-01-423-1647
NSN 5930-01-519-0905