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 5915-00-770-2563
NSN 5835-01-396-0640
NSN 5910-00-909-8503
NSN 7035-01-406-6510
NSN 5935-00-556-4303
NSN 6650-00-327-5846
NSN 5910-00-068-5735
NSN 6135-01-590-8320
NSN 5935-01-531-7551
NSN 5975-00-910-3461
NSN 6130-00-903-6102
NSN 5945-01-333-9386