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 6130-00-188-7928
NSN 6220-00-969-9137
NSN 5998-01-005-6885
NSN 6110-01-467-7047
NSN 5999-01-063-5940
NSN 6645-01-437-9017
NSN 5905-01-322-7983
NSN 5975-01-442-8585
NSN 5965-01-578-6911
NSN 5985-00-509-3415
NSN 5895-01-431-9365
NSN 5965-01-422-4823