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 6645-00-310-5839
NSN 5915-01-251-1268
NSN 5925-00-265-9488
NSN 5999-00-060-5300
NSN 5965-01-058-1076
NSN 5930-00-827-0907
NSN 6610-01-129-4967
NSN 5855-00-256-5562
NSN 5835-00-943-2763
NSN 5945-00-538-5605
NSN 5960-00-065-5750
NSN 6145-01-344-4268