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 5998-01-292-5933
NSN 5935-01-583-7342
NSN 5950-00-577-6197
NSN 5990-01-533-1347
NSN 6145-01-423-8625
NSN 6320-01-600-5808
NSN 5915-01-032-4475
NSN 5975-00-322-9865
NSN 6610-01-633-8931
NSN 6685-00-999-2503
NSN 5855-01-604-0801
NSN 5905-01-051-0050