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 6135-01-177-3552
NSN 5895-01-590-7051
NSN 5975-01-229-0979
NSN 6645-00-250-4680
NSN 6620-00-115-9050
NSN 5985-01-622-0419
NSN 5920-01-250-3298
NSN 6220-01-481-3827
NSN 5905-01-170-4414
NSN 6105-01-177-1457
NSN 6105-01-258-8358
NSN 4140-00-490-9028