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 5935-00-282-2729
NSN 5960-01-632-6576
NSN 6610-01-074-9798
NSN 5998-01-359-4780
NSN 5930-01-023-1571
NSN 4140-01-173-0151
NSN 6145-01-267-9341
NSN 6105-00-665-8581
NSN 2925-01-357-9021
NSN 2925-00-617-0826
NSN 5985-00-986-9742
NSN 2925-01-633-0225