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 6620-01-441-7896
NSN 5999-00-139-3400
NSN 5855-01-278-8922
NSN 5990-01-139-6042
NSN 5920-01-260-9234
NSN 5998-00-838-7020
NSN 5855-01-175-2465
NSN 5960-00-886-5200
NSN 5895-01-634-0630
NSN 5990-01-476-8813
NSN 6320-01-236-9562
NSN 4140-00-269-5795