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 6650-01-041-0296
NSN 5960-00-157-5983
NSN 5998-00-868-4893
NSN 6240-00-505-6099
NSN 5960-00-170-9614
NSN 6650-00-302-1369
NSN 6320-01-544-6447
NSN 6130-00-840-8886
NSN 5920-00-399-7760
NSN 6150-01-431-8617
NSN 6220-00-312-2007
NSN 5950-01-432-0877