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 6650-00-069-3107
NSN 6320-00-476-6898
NSN 6685-01-580-9640
NSN 6240-00-810-3774
NSN 5930-00-009-2020
NSN 5950-00-886-1742
NSN 6240-01-063-0339
NSN 5999-01-634-0576
NSN 4140-01-421-5895
NSN 4140-00-937-8117
NSN 5835-01-399-5820
NSN 5910-00-401-1082