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 6610-01-117-7130
NSN 6110-01-573-0931
NSN 6135-01-326-2536
NSN 5998-01-256-3549
NSN 5985-01-055-6688
NSN 6320-01-449-0043
NSN 5985-01-578-2439
NSN 6240-00-765-8443
NSN 5990-01-583-2870
NSN 5950-01-068-5986
NSN 5835-01-297-1909
NSN 5990-01-333-2294