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 5996-01-511-7605
NSN 5930-01-145-4376
NSN 5998-00-158-6329
NSN 5996-00-401-4502
NSN 4140-01-005-0154
NSN 5960-01-423-4240
NSN 6620-01-526-2857
NSN 5835-01-469-6706
NSN 5975-00-556-9743
NSN 6620-01-246-4314
NSN 6150-00-644-8745
NSN 6150-00-547-9982