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 5920-01-130-8411
NSN 6145-00-934-0331
NSN 5999-00-847-1541
NSN 5895-01-180-3159
NSN 5835-01-112-9008
NSN 6620-01-424-6925
NSN 4140-01-310-8608
NSN 5915-01-440-9141
NSN 5905-01-476-6013
NSN 5999-01-411-8036
NSN 5996-00-151-4462
NSN 2925-01-171-6106