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 7035-01-227-2546
NSN 5975-01-348-8938
NSN 6220-01-645-2625
NSN 5950-00-062-4475
NSN 5920-00-885-0367
NSN 5930-00-980-8855
NSN 5998-01-532-5890
NSN 6130-01-435-3186
NSN 5999-00-081-6721
NSN 5930-00-754-3363
NSN 2925-00-247-6248
NSN 6620-01-583-8155