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 5835-00-518-4507
NSN 5998-01-480-8699
NSN 6610-01-540-8521
NSN 5915-01-364-0503
NSN 6135-01-542-0659
NSN 6110-01-599-4794
NSN 5915-00-553-8755
NSN 5920-01-023-6818
NSN 5999-00-182-8908
NSN 6150-01-056-2095
NSN 5990-01-318-3238
NSN 6130-01-456-6013