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 5920-01-137-0068
NSN 6610-01-141-7014
NSN 5930-01-634-0659
NSN 6135-00-495-6862
NSN 5905-00-155-4767
NSN 5925-01-594-1873
NSN 5910-01-429-1059
NSN 5910-01-492-6028
NSN 2925-01-150-2568
NSN 5975-01-249-0467
NSN 5945-00-567-9174
NSN 5920-01-259-4258