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 5999-01-608-3185
NSN 5950-01-192-2744
NSN 6150-01-534-9919
NSN 4140-00-798-9144
NSN 6650-01-247-3435
NSN 5935-01-497-4496
NSN 7035-01-386-3004
NSN 5925-01-560-0163
NSN 6135-00-170-8819
NSN 6220-01-599-0592
NSN 6145-01-170-6398
NSN 6320-01-442-8604