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 5990-01-568-5565
NSN 5910-00-905-4821
NSN 6620-01-619-1530
NSN 5925-01-233-2126
NSN 6240-00-140-4184
NSN 6650-01-160-9160
NSN 5999-01-444-1389
NSN 2925-00-290-7052
NSN 6150-00-226-1868
NSN 2925-01-577-0004
NSN 6110-00-915-7627
NSN 5855-00-532-0025