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 5990-01-362-7532
NSN 5835-01-595-4099
NSN 6240-00-218-1480
NSN 5925-00-290-4451
NSN 5990-00-965-7786
NSN 5895-00-557-7771
NSN 6685-00-105-4469
NSN 6620-01-399-3615
NSN 5935-01-469-6229
NSN 5998-01-577-4787
NSN 5835-01-370-4292
NSN 5930-01-554-0371