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 5998-00-111-1122
NSN 5975-00-281-5587
NSN 5990-01-141-3562
NSN 5996-01-543-9058
NSN 6145-01-102-8550
NSN 4140-01-558-9483
NSN 6620-01-296-0873
NSN 5935-01-147-3773
NSN 5835-01-251-2836
NSN 6320-00-593-0379
NSN 5990-01-357-6175
NSN 5915-00-723-8269