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 5975-01-316-0319
NSN 6150-01-474-7843
NSN 6110-01-537-7508
NSN 5996-01-367-8161
NSN 5895-01-571-9710
NSN 6145-00-419-0550
NSN 5975-01-448-2998
NSN 6650-00-935-4247
NSN 6110-01-307-9825
NSN 6650-01-615-3416
NSN 5895-00-871-7946
NSN 5945-00-092-0538