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 5905-01-370-1308
NSN 6610-00-038-8148
NSN 6685-01-028-4220
NSN 6130-01-394-9980
NSN 5895-00-017-9582
NSN 5935-00-782-4570
NSN 5999-00-554-9966
NSN 5975-00-642-8959
NSN 5996-01-243-2128
NSN 5996-01-519-2804
NSN 5990-01-202-7003
NSN 6620-01-623-1976