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 5910-00-450-3891
NSN 6220-00-468-0296
NSN 5975-01-036-7590
NSN 4140-00-555-3856
NSN 6650-01-640-6941
NSN 6130-00-350-3099
NSN 4140-01-012-2460
NSN 6610-01-440-4314
NSN 5925-01-381-0614
NSN 5905-00-935-6954
NSN 5855-01-320-7640
NSN 5975-01-617-3769