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 5965-01-411-1856
NSN 5920-00-694-0483
NSN 6130-00-887-1300
NSN 6620-01-525-2108
NSN 5930-01-520-3655
NSN 5910-01-117-6630
NSN 5985-01-323-0270
NSN 5990-00-074-3056
NSN 4140-01-400-3610
NSN 6110-01-653-3991
NSN 4140-01-630-7665
NSN 6135-00-170-8819