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 6220-01-647-4660
NSN 5996-01-245-8209
NSN 5915-01-044-5260
NSN 5930-00-564-7950
NSN 5910-01-633-9963
NSN 5999-00-250-5150
NSN 5925-01-462-7251
NSN 5960-00-003-2725
NSN 5935-00-132-2724
NSN 5855-00-631-4565
NSN 6650-01-541-4357
NSN 6320-00-456-0836