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 6240-01-324-9925
NSN 7035-00-300-3208
NSN 4140-01-634-0330
NSN 5915-01-023-4447
NSN 5945-01-061-9441
NSN 6320-00-405-2348
NSN 6150-00-815-9930
NSN 4140-01-032-3705
NSN 5925-01-073-9736
NSN 6145-01-018-6539
NSN 6320-01-312-0964
NSN 5999-01-517-2315