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 5999-01-571-7626
NSN 5895-00-264-2047
NSN 6130-00-824-7120
NSN 6135-00-078-9931
NSN 6145-00-461-1707
NSN 5920-01-210-2300
NSN 6150-01-501-2996
NSN 4140-01-634-0330
NSN 2925-01-394-9658
NSN 6620-00-596-1951
NSN 5935-00-583-3152
NSN 7035-01-100-9295