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 5925-01-440-7551
NSN 5985-01-096-5946
NSN 5950-01-433-2147
NSN 6145-01-473-9503
NSN 5930-01-197-1985
NSN 5920-00-788-5442
NSN 6650-00-707-1417
NSN 5950-01-460-7769
NSN 2925-01-435-9057
NSN 5985-00-615-7697
NSN 5960-00-310-3844
NSN 6145-01-422-4371