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 5996-00-257-0059
NSN 6645-01-510-1984
NSN 5895-00-552-1259
NSN 6150-01-415-0535
NSN 6130-01-490-3206
NSN 6240-01-367-1925
NSN 2925-00-516-8841
NSN 2925-01-069-5324
NSN 5905-00-803-9858
NSN 5920-00-501-6528
NSN 6645-00-308-4179
NSN 5950-00-140-9696