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 5835-00-441-5004
NSN 5998-00-661-0380
NSN 5910-01-417-5997
NSN 5835-01-182-1966
NSN 6610-01-041-9296
NSN 6645-01-090-2555
NSN 4140-01-290-5230
NSN 6650-00-202-4540
NSN 5855-01-463-7372
NSN 6620-00-155-2608
NSN 5945-01-533-6153
NSN 5996-01-117-6095