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 6650-01-152-9425
NSN 6130-01-419-9072
NSN 5990-01-408-6554
NSN 5905-01-099-3632
NSN 6240-01-043-2255
NSN 5920-01-346-2978
NSN 6620-01-443-3526
NSN 5930-00-792-3057
NSN 6220-01-593-2713
NSN 5835-01-399-5820
NSN 5920-01-159-9906
NSN 6220-00-905-1488