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 5950-01-359-2601
NSN 5835-01-485-1408
NSN 5915-01-417-1929
NSN 5930-00-669-8275
NSN 6685-01-308-8891
NSN 6620-00-010-8190
NSN 6650-01-186-2426
NSN 6105-00-518-4703
NSN 5855-01-348-6690
NSN 4140-00-905-6570
NSN 6685-01-536-9705
NSN 6135-01-552-1568