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 6110-00-161-4115
NSN 5930-01-030-3122
NSN 5905-01-233-3914
NSN 4140-01-110-7685
NSN 5915-01-259-4373
NSN 6240-01-008-5267
NSN 5895-00-270-6595
NSN 5998-01-321-3822
NSN 6150-01-140-2231
NSN 6620-01-137-4228
NSN 5920-00-953-0706
NSN 6130-00-153-1338