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 6220-01-119-6711
NSN 5920-01-537-9312
NSN 5855-01-136-9532
NSN 5990-01-581-5103
NSN 5985-00-387-5974
NSN 5915-00-173-1126
NSN 5975-01-421-3653
NSN 6610-01-034-7606
NSN 5855-01-654-0761
NSN 6150-01-580-1856
NSN 6320-01-170-4068
NSN 6620-00-613-3023