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 6220-01-130-0774
NSN 6110-00-450-0194
NSN 6650-01-364-7331
NSN 6130-01-147-8448
NSN 6320-01-029-4220
NSN 5895-01-152-0880
NSN 6240-00-224-1880
NSN 5920-00-451-0463
NSN 5945-01-309-8695
NSN 6130-00-575-9721
NSN 5835-01-084-6997
NSN 5960-00-815-1184