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 6135-01-440-9412
NSN 6620-00-832-2556
NSN 6130-01-110-7406
NSN 6135-00-416-2898
NSN 5975-01-357-8564
NSN 4140-01-149-1459
NSN 6320-01-056-1164
NSN 5935-01-289-3073
NSN 5835-01-303-6563
NSN 5950-00-255-2988
NSN 5960-00-269-4762
NSN 6650-00-269-5000