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 5915-01-603-0012
NSN 6110-01-468-3840
NSN 6650-00-010-5228
NSN 6135-00-134-6648
NSN 5945-00-718-6930
NSN 4140-01-400-0643
NSN 5996-00-691-6554
NSN 5910-00-477-7659
NSN 5925-00-447-0375
NSN 5950-00-884-0617
NSN 5960-01-425-1454
NSN 6145-01-528-5627