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 6610-01-381-0652
NSN 6135-00-686-4777
NSN 5895-01-355-7479
NSN 5930-00-526-7645
NSN 6610-00-557-8271
NSN 5935-01-140-7473
NSN 5998-01-213-4124
NSN 6135-00-228-8140
NSN 5960-00-090-2991
NSN 5930-01-370-4853
NSN 5965-01-135-3679
NSN 5835-00-998-5757