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 5905-01-634-0595
NSN 5960-00-972-9297
NSN 6620-00-369-9481
NSN 5905-01-494-8340
NSN 6620-00-035-5813
NSN 2925-00-064-6629
NSN 5990-00-179-2576
NSN 5990-00-825-7335
NSN 6135-00-231-7257
NSN 6645-01-458-3814
NSN 5920-00-008-8465
NSN 5975-00-194-9535