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 5999-01-197-7799
NSN 5990-01-432-0523
NSN 5925-01-235-0710
NSN 6620-01-254-7963
NSN 6145-00-072-9382
NSN 5920-01-450-0614
NSN 6130-00-437-6054
NSN 5985-00-529-0093
NSN 5985-01-434-7770
NSN 5999-01-525-6949
NSN 6650-01-433-3056
NSN 6610-00-104-7508