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 6620-01-068-0046
NSN 6620-00-901-4523
NSN 6135-01-576-8491
NSN 5915-01-585-7676
NSN 5975-00-004-4981
NSN 5905-01-593-9970
NSN 5999-01-422-1676
NSN 5935-01-417-5082
NSN 5855-01-577-9496
NSN 6240-00-925-2194
NSN 5990-00-465-4903
NSN 5905-00-446-5777