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 4140-00-087-4611
NSN 5920-01-532-4452
NSN 6110-01-223-2458
NSN 5999-00-614-7984
NSN 6110-01-409-0338
NSN 6105-01-182-2283
NSN 5990-01-065-0492
NSN 5975-01-204-7170
NSN 6110-00-636-1234
NSN 7035-01-494-7900
NSN 5915-01-619-5056
NSN 6150-01-219-7119