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 5925-00-891-1674
NSN 6620-01-206-5748
NSN 6650-00-171-4175
NSN 5905-01-090-4179
NSN 5835-01-472-5239
NSN 5915-00-636-9785
NSN 5990-00-140-4559
NSN 5855-01-415-3987
NSN 5915-01-631-7940
NSN 6130-00-707-7732
NSN 5905-00-597-1293
NSN 6685-01-395-1702