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 5998-00-596-9568
NSN 5905-01-085-6959
NSN 6130-01-101-2582
NSN 5930-01-476-8114
NSN 5990-00-779-4175
NSN 5915-01-432-5360
NSN 5999-01-586-3700
NSN 5998-01-607-1307
NSN 5835-00-253-3453
NSN 6135-01-440-9412
NSN 5935-01-445-5917
NSN 6645-01-058-6260