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 6110-00-369-1586
NSN 5996-01-170-1915
NSN 6130-01-581-5082
NSN 6135-01-210-8715
NSN 6150-00-144-7115
NSN 5835-01-544-5183
NSN 2925-00-523-7096
NSN 5905-00-935-8597
NSN 4140-01-628-7902
NSN 5935-01-588-4318
NSN 5975-00-754-4035
NSN 6105-01-482-0415