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 5990-00-112-0689
NSN 5950-01-357-6676
NSN 5935-00-243-5981
NSN 6150-01-620-4638
NSN 6645-01-037-4735
NSN 5998-01-446-7043
NSN 5930-01-319-3038
NSN 5855-01-391-7077
NSN 6130-00-662-8557
NSN 6620-00-500-0041
NSN 5895-00-661-1773
NSN 5999-01-335-7009