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 5835-01-414-3258
NSN 2925-00-149-0760
NSN 5998-00-288-0205
NSN 6620-00-467-7414
NSN 5915-01-236-1484
NSN 6620-01-425-2750
NSN 5950-00-255-2232
NSN 5925-01-579-0785
NSN 6145-01-206-7011
NSN 5990-00-104-1617
NSN 5925-00-964-4902
NSN 6650-01-392-8020