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 5895-01-338-2699
NSN 5910-01-395-7505
NSN 5975-01-038-8707
NSN 5996-00-248-7061
NSN 6610-01-085-6947
NSN 5985-00-630-1613
NSN 5905-01-634-0595
NSN 5905-00-126-2086
NSN 6105-01-144-8441
NSN 6130-01-592-2961
NSN 5835-01-080-7784
NSN 6620-00-169-1609