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 5920-00-040-2923
NSN 6150-01-162-2752
NSN 5975-00-177-2957
NSN 5920-00-145-9806
NSN 6135-00-166-5984
NSN 6110-00-414-1624
NSN 6130-01-320-0863
NSN 5985-00-853-1553
NSN 5925-01-521-3915
NSN 6105-01-538-1855
NSN 5935-01-224-7071
NSN 5905-00-580-4524