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 5999-00-570-4527
NSN 6620-00-146-3465
NSN 5925-01-490-2649
NSN 6610-00-740-7103
NSN 6105-00-373-3780
NSN 6650-01-013-9334
NSN 6645-01-093-5015
NSN 5960-01-495-0859
NSN 6145-00-466-4068
NSN 5915-01-108-9473
NSN 5905-00-915-1419
NSN 5985-00-874-5696