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 5999-00-910-5388
NSN 5998-01-550-9808
NSN 5950-01-535-6326
NSN 5990-01-546-1649
NSN 6110-00-879-0810
NSN 5930-00-558-9157
NSN 6105-00-364-6554
NSN 5930-00-197-2902
NSN 5999-01-459-7704
NSN 6135-01-426-8282
NSN 6135-00-708-0892
NSN 6650-00-789-8179