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 5855-01-495-2670
NSN 5985-01-223-4928
NSN 6645-01-592-7862
NSN 5996-01-106-7328
NSN 2925-01-435-9057
NSN 5960-00-064-2952
NSN 5910-00-614-0473
NSN 5950-01-652-2092
NSN 6145-00-374-3826
NSN 6620-01-135-0090
NSN 6645-01-454-5729
NSN 5990-00-455-9865