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 6610-01-387-5630
NSN 6650-01-515-0391
NSN 5835-01-656-2940
NSN 5905-01-474-8004
NSN 5920-01-225-0440
NSN 6110-01-054-5774
NSN 5965-01-019-5406
NSN 5999-01-363-6348
NSN 6150-01-391-5421
NSN 5910-01-443-3016
NSN 5905-00-571-6068
NSN 5975-01-420-8487