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 6110-00-630-5255
NSN 2925-01-505-1666
NSN 6220-01-094-5551
NSN 5999-00-172-3845
NSN 6150-01-068-2356
NSN 4140-01-643-1037
NSN 5960-00-702-8489
NSN 5915-00-939-7518
NSN 5965-00-879-3612
NSN 5960-00-303-3675
NSN 5920-00-471-2548
NSN 4140-01-226-6944