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 5999-01-201-9852
NSN 4140-01-451-9841
NSN 6130-00-246-6915
NSN 6150-01-175-6187
NSN 6320-01-310-8068
NSN 5935-01-085-7035
NSN 5855-00-688-9954
NSN 5935-00-180-4193
NSN 5925-01-421-4473
NSN 6130-01-435-7602
NSN 6220-01-481-7963
NSN 5920-01-436-1438