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 5950-01-391-1216
NSN 6240-01-633-9357
NSN 5935-00-243-8641
NSN 5998-01-360-0337
NSN 5999-00-739-3660
NSN 2925-01-194-9737
NSN 5985-01-313-1548
NSN 6110-01-029-2011
NSN 6130-00-120-8828
NSN 6620-00-658-6588
NSN 6150-01-650-8668
NSN 5925-00-249-1287