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 7035-01-132-7209
NSN 5835-01-449-7511
NSN 5935-00-061-1962
NSN 7035-00-470-4977
NSN 5920-01-578-7050
NSN 6110-00-802-9557
NSN 5999-01-542-8947
NSN 6150-00-788-6064
NSN 5855-00-688-9954
NSN 5935-01-132-7787
NSN 6645-01-010-3632
NSN 5855-01-111-3962