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 5945-00-992-3782
NSN 5998-00-789-9370
NSN 6150-01-639-8152
NSN 5960-01-599-9821
NSN 5905-00-003-3963
NSN 6110-01-544-3375
NSN 5990-01-386-8051
NSN 5935-00-840-4858
NSN 6320-00-646-3311
NSN 5996-01-491-9000
NSN 5930-01-574-9311
NSN 5960-01-497-4572