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 6320-00-925-0558
NSN 7035-01-362-4924
NSN 5960-01-658-9538
NSN 7035-00-916-9380
NSN 6320-01-159-1983
NSN 6650-00-769-3003
NSN 6220-01-634-0660
NSN 5915-01-462-5900
NSN 6620-00-080-2847
NSN 5960-00-715-9227
NSN 6240-00-139-9222
NSN 4140-01-341-1841