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 6685-00-586-8976
NSN 6220-01-462-9321
NSN 7035-01-501-9118
NSN 6650-01-221-5367
NSN 6650-00-866-9947
NSN 6685-01-645-8001
NSN 5835-01-412-0344
NSN 6220-01-505-8198
NSN 5985-01-566-2972
NSN 5999-01-416-4435
NSN 6650-01-539-9580
NSN 6620-01-229-7381