Washer outside diameter: 1.125 inch nom., height: 0.688 inch nom., washer thickness: 0.312 inch nom.
A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5915-01-357-5067
NSN 6110-00-328-0443
NSN 5975-00-761-2834
NSN 5920-01-153-7487
NSN 5895-01-178-0523
NSN 5999-01-490-9952
NSN 6145-00-238-3409
NSN 5935-01-128-3976
NSN 5855-01-546-9395
NSN 6320-01-160-8578
NSN 5990-01-633-9503
NSN 6650-01-154-1870