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 6620-01-069-0912
NSN 5930-00-455-8928
NSN 6130-00-988-8709
NSN 6110-01-605-2037
NSN 5925-01-475-7846
NSN 5965-01-358-3198
NSN 6650-01-431-8309
NSN 5945-01-321-8990
NSN 5925-00-437-2854
NSN 5990-00-371-6590
NSN 6145-00-583-9989
NSN 5945-01-379-3767