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 5905-01-453-6931
NSN 5920-00-057-5934
NSN 6620-00-426-6884
NSN 6240-01-493-5430
NSN 5996-01-207-0804
NSN 6135-01-559-9637
NSN 5935-00-820-7565
NSN 2925-00-211-4469
NSN 5990-01-345-1468
NSN 6610-01-167-1771
NSN 6220-01-190-5340
NSN 6220-01-634-0660