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 6650-01-028-2820
NSN 6130-00-553-8758
NSN 2925-01-650-3412
NSN 5835-00-498-1551
NSN 4140-00-038-7577
NSN 5915-01-337-3230
NSN 5998-01-547-0634
NSN 6620-00-248-6950
NSN 5905-01-386-1108
NSN 6645-00-276-7544
NSN 5895-01-550-8847
NSN 5960-01-023-3615