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 4140-01-571-1584
NSN 5998-01-467-3335
NSN 4140-00-196-7139
NSN 2925-01-097-0903
NSN 6320-01-466-4175
NSN 5965-00-539-7778
NSN 5895-01-627-7189
NSN 5835-00-221-6628
NSN 2925-01-416-6927
NSN 5975-01-367-5057
NSN 5996-01-073-6860
NSN 4140-00-860-1373