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 6320-00-371-8335
NSN 5990-01-181-9886
NSN 6240-00-174-1991
NSN 5998-01-445-9316
NSN 5855-01-147-4785
NSN 5855-00-757-5149
NSN 5925-01-496-3953
NSN 4140-01-518-2605
NSN 5855-01-199-2046
NSN 5960-00-443-1483
NSN 6645-01-141-7737
NSN 6220-01-364-5002