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 5990-00-557-8726
NSN 5945-00-080-5299
NSN 5960-01-347-6791
NSN 5915-01-558-6597
NSN 6610-01-605-1509
NSN 5965-01-459-4345
NSN 6610-01-062-9994
NSN 5985-00-899-6164
NSN 5930-01-642-4487
NSN 5945-00-949-9012
NSN 5960-01-478-2672
NSN 5935-01-198-7028