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 5920-01-066-1799
NSN 6645-01-080-3510
NSN 5905-01-586-3981
NSN 5998-01-481-6287
NSN 4140-00-260-9521
NSN 7035-01-215-7764
NSN 4140-00-073-4475
NSN 6650-01-558-3562
NSN 5960-01-374-3527
NSN 5835-01-545-2629
NSN 6220-01-463-7490
NSN 5999-00-305-6732