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 6220-01-147-9180
NSN 5996-00-234-1788
NSN 5960-00-552-1940
NSN 5930-01-488-1254
NSN 5920-00-862-5820
NSN 5998-00-191-2319
NSN 5930-01-026-0427
NSN 4140-00-619-8062
NSN 5895-01-095-7045
NSN 5920-00-814-2328
NSN 6240-00-398-0740
NSN 5910-01-633-3462