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 5905-01-436-2721
NSN 6620-01-600-0479
NSN 6650-01-193-8983
NSN 5930-01-419-2510
NSN 6220-01-586-7741
NSN 5999-01-435-5971
NSN 5910-00-883-2104
NSN 6150-01-450-2706
NSN 5935-01-136-5362
NSN 5925-00-218-4933
NSN 6610-00-527-8892
NSN 6130-01-472-6717