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 5930-00-269-4996
NSN 5998-01-013-8065
NSN 6130-01-630-2455
NSN 4140-01-197-8148
NSN 7035-01-318-6578
NSN 5965-00-063-9558
NSN 5915-01-248-5536
NSN 5915-01-085-9223
NSN 2925-01-094-4771
NSN 5910-01-604-4094
NSN 5945-01-523-2993
NSN 6130-00-691-5408