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 6110-01-276-8722
NSN 4140-01-409-1764
NSN 6105-01-296-1822
NSN 5905-01-449-1291
NSN 5960-01-028-6375
NSN 5935-00-974-5919
NSN 5950-01-317-6976
NSN 5945-01-612-8839
NSN 6620-00-767-9415
NSN 5855-01-020-7982
NSN 6130-01-509-9412
NSN 6320-00-456-2092