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 5925-01-494-9703
NSN 6610-01-132-1898
NSN 6650-01-328-8363
NSN 6620-01-367-4960
NSN 6105-00-062-8543
NSN 6240-01-084-6686
NSN 7035-01-607-4015
NSN 2925-01-563-8876
NSN 5990-01-097-4721
NSN 6150-01-481-4608
NSN 5895-00-706-5419
NSN 4140-00-283-6843