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 5895-01-200-5093
NSN 6145-00-076-5865
NSN 5920-01-612-9019
NSN 5905-01-381-0638
NSN 6130-01-362-5719
NSN 5950-01-311-2523
NSN 6220-01-644-6964
NSN 5935-00-289-3903
NSN 5930-01-530-9018
NSN 7035-00-703-3535
NSN 6145-01-414-1493
NSN 5975-00-940-7820