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 6135-01-621-4927
NSN 5895-01-563-5499
NSN 5975-01-468-5411
NSN 4140-01-057-4152
NSN 5985-00-008-1382
NSN 6130-01-327-3261
NSN 5835-00-518-4507
NSN 5895-01-200-5093
NSN 6105-01-419-6082
NSN 6145-01-567-9671
NSN 5915-01-278-8813
NSN 6220-01-068-4066