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 5910-01-486-6041
NSN 6105-00-268-2878
NSN 5990-01-218-5160
NSN 6105-00-077-8388
NSN 5835-01-555-8963
NSN 6220-01-368-5304
NSN 6135-01-514-2668
NSN 6150-01-578-7359
NSN 6220-01-447-3657
NSN 6610-01-630-2498
NSN 6620-01-621-0719
NSN 6145-01-510-0570