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 5950-01-451-4040
NSN 6610-01-392-1701
NSN 4140-00-921-3814
NSN 5935-01-323-7838
NSN 5965-01-418-3924
NSN 6610-01-130-0744
NSN 5985-00-393-4694
NSN 5920-01-244-4987
NSN 5950-00-012-5896
NSN 6320-01-374-9924
NSN 5835-01-362-0305
NSN 6105-01-565-7584