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 6135-01-387-0754
NSN 5985-01-441-9894
NSN 5905-01-143-0303
NSN 5945-00-345-7762
NSN 6645-01-115-8366
NSN 6620-01-357-3643
NSN 6320-01-495-6893
NSN 5965-01-518-3296
NSN 6105-01-200-8131
NSN 5915-00-450-9703
NSN 5965-01-157-2403
NSN 6650-01-425-2572