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 6685-01-589-3903
NSN 5950-00-865-1489
NSN 5925-00-203-1278
NSN 6610-01-348-5719
NSN 7035-01-385-3628
NSN 6320-00-857-4073
NSN 6150-01-343-1250
NSN 4140-01-005-0154
NSN 4140-00-846-4786
NSN 6240-01-057-1716
NSN 5895-01-656-9619
NSN 5945-01-531-7745