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 6610-00-547-9649
NSN 5915-01-137-1392
NSN 6685-01-213-9021
NSN 6320-00-242-3300
NSN 6145-00-202-8570
NSN 5965-00-246-5612
NSN 5855-00-688-9954
NSN 5990-01-581-5103
NSN 6620-01-463-1373
NSN 5998-01-487-5115
NSN 7035-01-141-8076
NSN 5965-00-007-7863