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 5895-01-137-2885
NSN 5905-01-599-0497
NSN 5990-01-389-1196
NSN 6150-01-501-6476
NSN 6685-01-452-7247
NSN 6150-00-509-0791
NSN 6685-01-630-8639
NSN 5990-00-321-8459
NSN 5930-00-597-5064
NSN 5935-01-434-9616
NSN 4140-01-608-1035
NSN 6620-01-643-3048