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 6105-01-415-5973
NSN 4140-01-484-1940
NSN 5920-01-104-2301
NSN 6240-00-518-3541
NSN 5975-00-801-0638
NSN 5905-01-399-6090
NSN 5895-00-873-2626
NSN 5965-01-321-9598
NSN 5975-01-237-2163
NSN 5855-01-286-9928
NSN 7035-01-271-1643
NSN 6220-00-062-7029