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 6135-00-816-9052
NSN 6620-01-609-6259
NSN 5910-01-317-4018
NSN 6620-01-503-0817
NSN 6135-01-054-2462
NSN 5905-00-163-2593
NSN 6105-00-187-0094
NSN 6105-01-224-7258
NSN 6135-00-050-7189
NSN 5975-01-143-0147
NSN 5920-00-149-0013
NSN 5975-01-521-1924