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 6650-00-436-3531
NSN 6610-00-302-6169
NSN 5915-00-288-0071
NSN 6650-00-578-6543
NSN 6610-01-460-4864
NSN 5930-01-495-6753
NSN 6135-01-190-2628
NSN 6240-00-512-3473
NSN 5895-01-321-3956
NSN 5985-00-516-2373
NSN 6110-00-827-1653
NSN 5835-01-583-0453