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 5920-00-527-9473
NSN 5835-01-436-1797
NSN 6610-01-429-6897
NSN 6110-00-756-3060
NSN 6620-00-933-3640
NSN 5960-01-583-4737
NSN 5935-00-728-5806
NSN 5905-00-391-2377
NSN 5985-00-117-4170
NSN 6145-00-170-8636
NSN 5990-01-198-0114
NSN 5960-00-959-5226