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 5855-00-631-4565
NSN 5945-00-987-1546
NSN 4140-01-607-7883
NSN 5835-01-480-3484
NSN 5975-01-384-0695
NSN 5905-01-641-4448
NSN 6130-01-621-2123
NSN 6110-01-487-4039
NSN 5915-00-493-5872
NSN 5935-01-245-2282
NSN 5935-01-449-2158
NSN 5935-00-255-9305