A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 5935-01-242-9544
NSN 6240-01-337-0483
NSN 5915-01-586-0708
NSN 5895-01-494-6509
NSN 5990-00-518-3195
NSN 5998-01-634-0604
NSN 5975-00-915-0530
NSN 5999-01-416-4435
NSN 6650-00-707-1417
NSN 5985-00-880-2134
NSN 6610-01-502-3057
NSN 6650-01-417-4277