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 5985-01-412-4762
NSN 6150-01-459-8412
NSN 6685-00-168-6250
NSN 5999-01-657-5199
NSN 5990-01-423-8189
NSN 4140-00-723-6418
NSN 5920-00-866-3450
NSN 5835-01-463-2334
NSN 6650-01-235-0981
NSN 5996-01-145-6557
NSN 5965-01-420-2629
NSN 5985-01-541-5449