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 5990-01-362-7532
NSN 5915-00-800-8199
NSN 2925-01-285-7163
NSN 5945-01-147-4083
NSN 6110-01-393-3696
NSN 6130-01-268-4227
NSN 5996-01-533-7803
NSN 5998-00-153-6178
NSN 6320-00-370-7944
NSN 4140-01-250-5431
NSN 5855-00-137-6548
NSN 6130-01-605-5214