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 5945-00-158-5179
NSN 4140-01-469-5778
NSN 6135-01-598-9890
NSN 5905-01-194-9174
NSN 5835-01-647-6426
NSN 5920-01-115-9710
NSN 5935-00-274-2416
NSN 5835-01-034-5206
NSN 6685-01-080-4697
NSN 6645-00-269-2764
NSN 5835-00-466-8544
NSN 5945-01-250-2380