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 5935-01-222-2270
NSN 5925-00-387-3956
NSN 4140-01-565-0979
NSN 6145-00-900-6157
NSN 7035-00-533-4464
NSN 5920-00-189-7497
NSN 5930-00-588-9890
NSN 6650-01-619-5129
NSN 6110-01-248-4197
NSN 5915-00-278-4198
NSN 4140-00-144-6833
NSN 4140-01-641-8772