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 5996-01-362-7068
NSN 6145-01-600-5771
NSN 5910-00-244-9651
NSN 5915-00-456-9027
NSN 5895-01-286-6361
NSN 6650-00-276-9838
NSN 2925-01-218-5556
NSN 6150-01-288-5523
NSN 5930-01-500-0581
NSN 6620-00-221-6639
NSN 6130-01-004-0102
NSN 5998-01-648-5588