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 6320-01-359-3921
NSN 5990-00-107-7161
NSN 5999-01-213-4439
NSN 5996-00-577-0483
NSN 5990-01-373-3104
NSN 6220-01-033-2082
NSN 6150-01-447-3694
NSN 7035-01-330-6768
NSN 6145-00-027-9852
NSN 6610-01-146-8061
NSN 5895-00-058-1667
NSN 6320-01-476-7702