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 6620-00-086-5223
NSN 7035-00-549-2722
NSN 7035-01-378-5074
NSN 6240-01-462-1874
NSN 6130-01-577-7393
NSN 6135-01-601-5818
NSN 6645-01-365-1511
NSN 7035-01-380-0547
NSN 5915-00-633-1217
NSN 6650-00-890-0480
NSN 6110-01-585-4270
NSN 6150-01-633-3882