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 5930-00-554-1064
NSN 5990-01-052-9343
NSN 5895-00-471-5711
NSN 5945-01-613-7594
NSN 6220-01-091-0334
NSN 4140-01-314-1979
NSN 2925-01-348-8306
NSN 6220-00-625-8554
NSN 5985-01-047-7497
NSN 5985-00-239-7581
NSN 5855-01-143-9556
NSN 5950-01-469-5974