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 5999-01-649-7971
NSN 5998-01-386-5719
NSN 6320-00-360-1744
NSN 5925-01-460-3584
NSN 6645-01-063-8243
NSN 5935-01-212-2765
NSN 5998-01-447-1798
NSN 5895-01-207-0753
NSN 5910-00-730-1929
NSN 7035-01-458-1963
NSN 6320-01-354-6204
NSN 5895-00-952-3490