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 5975-00-861-6720
NSN 5998-00-012-1723
NSN 4140-00-739-2033
NSN 5915-00-404-8542
NSN 5910-01-660-0792
NSN 7035-01-374-0005
NSN 5935-01-461-2360
NSN 6135-00-708-0892
NSN 5960-00-832-8449
NSN 6135-01-322-4655
NSN 6130-01-521-1765
NSN 6240-00-932-1331