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 4140-01-600-6117
NSN 6150-00-548-3228
NSN 6135-01-438-9450
NSN 6685-01-424-4665
NSN 5935-00-621-7383
NSN 6645-00-449-4446
NSN 5950-00-449-3313
NSN 5920-00-974-4381
NSN 5990-00-179-2576
NSN 6650-01-136-9194
NSN 6685-00-960-7667
NSN 5950-01-268-2242