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 6150-01-476-6327
NSN 4140-00-350-0181
NSN 6650-00-127-4581
NSN 6110-01-367-0833
NSN 6685-00-219-3956
NSN 6220-01-542-8738
NSN 5999-00-238-6838
NSN 6685-01-278-8376
NSN 5895-01-621-4029
NSN 6130-00-258-2716
NSN 4140-01-527-4341
NSN 5915-00-806-2930