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 6610-01-546-2802
NSN 5975-01-014-6161
NSN 6645-01-367-2581
NSN 6110-01-027-1501
NSN 6650-01-250-5164
NSN 6150-00-081-2063
NSN 4140-01-478-0567
NSN 5965-00-834-2603
NSN 5996-00-918-8300
NSN 6650-01-459-1869
NSN 6110-01-137-0063
NSN 5910-00-160-5365