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 6650-01-221-0034
NSN 6220-00-795-9696
NSN 5999-01-557-4465
NSN 5996-01-508-4599
NSN 5960-01-098-1170
NSN 5950-00-390-1074
NSN 6620-01-327-1597
NSN 5915-01-011-3406
NSN 5985-01-112-0455
NSN 6135-00-221-4720
NSN 5999-00-633-2700
NSN 6150-01-387-7866