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 5930-00-080-5701
NSN 5925-00-473-2622
NSN 6135-01-557-3351
NSN 7035-00-487-8761
NSN 5915-01-445-3415
NSN 6105-01-518-9001
NSN 6135-01-365-2707
NSN 5855-01-020-7982
NSN 5990-00-519-6278
NSN 6240-01-318-0531
NSN 4140-00-459-9045
NSN 6610-00-500-6944