A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6135-01-113-1507
NSN 5895-00-900-8511
NSN 6130-00-752-2584
NSN 5996-01-030-9694
NSN 5999-01-652-1417
NSN 5855-01-579-6147
NSN 5920-01-231-9175
NSN 5905-00-677-4157
NSN 6105-01-139-9642
NSN 6240-01-096-1907
NSN 5895-01-458-9160
NSN 6650-00-399-2005