Dyed brown
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 5895-01-596-4942
NSN 6220-00-142-5115
NSN 6650-01-437-7808
NSN 5910-00-075-3501
NSN 5920-00-679-7852
NSN 5985-00-036-8287
NSN 6220-01-146-9351
NSN 5835-00-034-4976
NSN 6105-01-213-2755
NSN 5920-00-336-9055
NSN 6220-00-276-8681
NSN 6620-00-411-4983