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 5999-01-338-4704
NSN 5999-01-132-8393
NSN 6620-01-039-5468
NSN 5985-01-242-5716
NSN 6220-01-128-0087
NSN 5975-01-315-2764
NSN 5985-01-251-0213
NSN 5985-01-181-5627
NSN 5945-01-499-9011
NSN 5930-01-634-0659
NSN 5915-01-403-2599
NSN 6110-00-737-8548