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 5950-01-463-3606
NSN 5975-00-450-1015
NSN 5925-01-174-7946
NSN 6105-01-505-3367
NSN 5985-00-451-5072
NSN 5998-01-522-3557
NSN 5915-00-141-0410
NSN 6150-00-370-9709
NSN 6150-01-270-5607
NSN 6105-00-351-8009
NSN 6620-00-296-6762
NSN 5835-00-518-4507