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 6240-01-287-4345
NSN 6105-00-366-7577
NSN 6130-00-253-5910
NSN 5835-00-198-4936
NSN 5950-00-268-3292
NSN 6610-00-837-3012
NSN 6620-00-010-1415
NSN 5985-00-806-8029
NSN 4140-00-715-9946
NSN 6650-01-102-7847
NSN 2925-00-660-8131
NSN 6320-01-631-7828