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 6240-01-419-5923
NSN 5855-01-149-4110
NSN 5925-00-563-3707
NSN 5998-01-293-1546
NSN 5990-00-079-5406
NSN 6620-01-356-2374
NSN 5999-01-604-4498
NSN 5960-00-322-8562
NSN 5930-00-924-8515
NSN 5990-00-239-2356
NSN 5985-01-355-2988
NSN 5985-01-366-7950