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 5920-00-371-1191
NSN 5965-00-177-2932
NSN 6320-01-627-8295
NSN 6645-01-185-7684
NSN 5835-01-156-5622
NSN 6620-01-606-8964
NSN 5905-01-370-3397
NSN 6620-01-391-9829
NSN 6145-00-781-0993
NSN 6320-01-160-3730
NSN 5915-01-095-8306
NSN 6650-01-399-8552