No other part numbers with same form, fit, and function found.
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.
NSN 5855-01-406-4821
NSN 6650-01-382-8569
NSN 6135-00-764-8680
NSN 6650-01-165-2175
NSN 6105-01-134-3216
NSN 5920-01-560-5125
NSN 5960-01-212-4227
NSN 6220-00-269-9942
NSN 6105-00-295-1596
NSN 5998-00-813-3076
NSN 5935-01-629-1967
NSN 2925-00-816-8765