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.
NSN 5960-01-142-1995
NSN 5990-01-114-5095
NSN 6110-01-194-2217
NSN 6320-00-174-1362
NSN 6150-01-027-1126
NSN 5895-01-572-8513
NSN 5975-01-577-7870
NSN 5920-01-268-7258
NSN 6620-00-868-2147
NSN 6130-01-281-7727
NSN 5920-01-097-7526
NSN 5930-01-080-1834