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 5920-00-125-1316
NSN 5960-01-223-0820
NSN 6620-00-646-9474
NSN 5920-01-460-9579
NSN 6240-01-435-6505
NSN 5998-00-603-5533
NSN 5835-00-275-0584
NSN 5855-01-432-0524
NSN 6150-00-701-7880
NSN 5985-01-126-4501
NSN 5910-00-973-4555
NSN 7035-01-042-5308