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 5915-00-999-8459
NSN 5950-01-244-8799
NSN 5835-01-232-6904
NSN 5985-01-626-7756
NSN 5990-00-591-3793
NSN 6145-00-635-9957
NSN 6130-01-202-9304
NSN 5965-01-437-0352
NSN 6145-01-145-4654
NSN 6610-00-409-6139
NSN 6150-00-906-9101
NSN 5930-01-254-2616