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 6650-01-327-4122
NSN 5915-01-464-8936
NSN 5935-01-601-8032
NSN 6610-00-789-4719
NSN 5998-01-634-0604
NSN 5910-01-633-9963
NSN 5945-01-514-5594
NSN 6620-01-275-9777
NSN 5930-01-653-9606
NSN 6130-00-702-0402
NSN 4140-00-853-3889
NSN 5998-01-460-2284