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 5835-00-140-8646
NSN 4140-00-597-5260
NSN 5960-01-283-2281
NSN 5915-00-457-1016
NSN 6220-01-213-3885
NSN 5999-01-528-7492
NSN 6135-00-583-3966
NSN 5905-00-732-2731
NSN 5960-01-347-0751
NSN 5975-00-318-4623
NSN 6620-01-232-0680
NSN 5910-00-308-9733