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 5835-01-599-1876
NSN 5855-00-797-8217
NSN 5999-01-429-8560
NSN 6650-00-111-3399
NSN 5855-00-991-0096
NSN 6150-01-187-6876
NSN 6135-00-871-3646
NSN 5905-00-078-3151
NSN 6135-00-998-5884
NSN 6620-01-263-6697
NSN 6320-01-323-7565
NSN 6105-00-693-2207