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 5998-01-201-4069
NSN 5915-00-661-2223
NSN 6150-01-537-3853
NSN 5930-01-632-1234
NSN 5835-01-264-8782
NSN 7035-01-531-4750
NSN 5935-00-144-8017
NSN 5996-00-313-9180
NSN 6620-01-163-3329
NSN 6145-01-605-4175
NSN 6650-01-346-1992
NSN 5996-01-270-5095