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 5895-00-553-4090
NSN 5915-00-826-1603
NSN 5990-01-539-4653
NSN 5960-00-188-8648
NSN 5895-01-608-4352
NSN 4140-00-451-8374
NSN 6645-00-042-9587
NSN 5960-01-399-4327
NSN 6650-01-327-3068
NSN 5835-00-222-3956
NSN 5950-01-210-2397
NSN 5960-00-140-9583