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 5920-00-280-1060
NSN 6110-01-550-1340
NSN 5920-01-007-8775
NSN 6610-01-137-4749
NSN 5935-00-187-2885
NSN 6220-00-349-6064
NSN 5999-01-150-5077
NSN 6220-01-512-6831
NSN 6145-00-752-1417
NSN 6105-00-226-5419
NSN 4140-01-520-8059
NSN 5965-00-849-1313