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 6130-01-234-8703
NSN 6240-01-579-3758
NSN 5990-01-462-1617
NSN 5925-01-649-0260
NSN 5835-01-359-2575
NSN 4140-00-371-2269
NSN 6135-01-477-5259
NSN 5990-01-651-0170
NSN 5910-01-559-4073
NSN 5999-00-597-0851
NSN 5905-01-196-5759
NSN 5999-01-410-7802