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 5920-00-314-6870
NSN 5905-00-223-9506
NSN 5905-00-149-7720
NSN 6610-00-057-3601
NSN 5996-01-633-7979
NSN 5905-01-414-9976
NSN 6610-00-859-1862
NSN 6610-01-250-7477
NSN 5835-01-441-4746
NSN 5996-01-549-8877
NSN 5895-01-530-5402
NSN 6620-01-089-4416