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 6130-01-369-9709
NSN 5960-00-978-7435
NSN 5990-00-232-3965
NSN 5855-00-118-8762
NSN 2925-01-069-5324
NSN 6240-00-004-2516
NSN 5965-01-317-6077
NSN 6645-01-491-1815
NSN 5910-01-617-1428
NSN 6320-01-215-2284
NSN 5935-01-388-2066
NSN 6610-01-544-6551