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 5935-01-555-8235
NSN 5990-00-730-6269
NSN 6135-00-866-2311
NSN 7035-01-457-5645
NSN 5905-01-197-4229
NSN 6610-00-920-3006
NSN 4140-00-234-8524
NSN 5895-01-351-2191
NSN 6145-01-351-0845
NSN 5990-00-357-8103
NSN 6620-01-633-8443
NSN 6105-00-972-9750