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 5920-01-579-5219
NSN 6110-01-576-4855
NSN 5945-01-508-4652
NSN 6650-01-406-7765
NSN 6220-00-364-1605
NSN 5920-00-280-5062
NSN 6135-01-511-1975
NSN 5910-00-071-6559
NSN 5996-00-098-3864
NSN 6650-00-231-2744
NSN 6145-01-016-9366
NSN 5915-01-068-9447