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 5975-00-588-0387
NSN 6105-01-022-8693
NSN 7035-00-096-9986
NSN 6145-00-553-8196
NSN 6145-01-287-7688
NSN 5855-01-421-1440
NSN 5990-01-381-9526
NSN 5996-00-226-5364
NSN 6620-01-446-7868
NSN 5835-00-419-0575
NSN 6620-01-068-4498
NSN 6110-01-318-2640