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 6685-01-202-8900
NSN 5998-00-730-1525
NSN 5960-01-234-0926
NSN 6320-01-501-7935
NSN 5895-00-036-8524
NSN 5835-01-495-0595
NSN 5945-00-203-5575
NSN 7035-01-599-1694
NSN 6145-01-654-5909
NSN 5835-01-215-5961
NSN 5920-01-215-4741
NSN 6320-01-607-0347