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 4140-01-111-8297
NSN 5996-01-566-8996
NSN 5835-01-310-8979
NSN 4140-01-203-4716
NSN 6620-01-470-6479
NSN 6130-01-653-3961
NSN 2925-01-591-4030
NSN 5920-01-634-0250
NSN 5935-01-134-6257
NSN 6130-00-611-2447
NSN 4140-01-032-3705
NSN 5935-01-145-4944