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 6645-01-538-9655
NSN 2925-01-577-0004
NSN 6135-01-370-9441
NSN 5996-01-471-0293
NSN 6320-01-355-3998
NSN 5975-01-437-8869
NSN 4140-01-336-6503
NSN 6620-00-625-7248
NSN 5835-01-090-0784
NSN 6130-00-729-9769
NSN 5920-00-112-4341
NSN 5945-01-260-3792