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 5895-01-440-9998
NSN 5998-00-905-6220
NSN 5945-00-889-1494
NSN 5835-01-013-9321
NSN 6220-00-123-2870
NSN 6130-00-913-7091
NSN 5950-00-936-6070
NSN 5960-01-412-0619
NSN 6110-00-523-2834
NSN 5910-00-152-4145
NSN 5960-01-553-4557
NSN 6240-01-251-8435