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 6110-01-512-5813
NSN 5990-00-409-3594
NSN 6620-01-425-8257
NSN 5920-01-508-3614
NSN 5996-01-379-3502
NSN 5895-01-461-8287
NSN 5975-01-284-7047
NSN 6645-01-659-1583
NSN 2925-01-213-6622
NSN 5960-00-959-7413
NSN 5945-00-343-3723
NSN 6320-01-522-0318