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 6145-01-477-0553
NSN 7035-01-476-7787
NSN 6150-01-341-7762
NSN 5935-00-139-2780
NSN 5905-01-347-3175
NSN 6145-01-472-9867
NSN 5930-01-436-9003
NSN 5835-00-510-0890
NSN 6130-00-707-5931
NSN 4140-01-036-7178
NSN 5930-01-585-2468
NSN 5985-01-588-7470