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 6610-01-033-2402
NSN 5975-01-462-0269
NSN 6220-01-170-9654
NSN 6150-00-751-9173
NSN 5835-01-013-9321
NSN 6610-01-529-5709
NSN 6130-01-303-6776
NSN 5975-01-055-7331
NSN 5950-00-141-5973
NSN 5965-00-583-4865
NSN 5930-01-273-0152
NSN 5895-01-384-2045