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 6645-01-411-2283
NSN 6130-00-367-2706
NSN 5996-01-146-5765
NSN 6620-01-465-7615
NSN 6135-01-508-3784
NSN 5935-01-027-7084
NSN 5998-00-157-6802
NSN 5930-00-938-8567
NSN 4140-00-954-4695
NSN 6135-01-415-4124
NSN 5960-00-504-7640
NSN 4140-00-062-1335