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 5999-00-888-9599
NSN 5990-01-073-4782
NSN 5835-01-384-3206
NSN 6240-01-596-3183
NSN 5960-01-254-3541
NSN 6620-00-562-6337
NSN 5895-00-860-0847
NSN 6240-01-597-1941
NSN 5895-01-659-0332
NSN 5835-01-540-4995
NSN 6145-01-379-6140
NSN 6610-01-451-3877