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 5965-01-468-5583
NSN 5910-00-832-6925
NSN 5999-01-336-8290
NSN 5920-01-058-1252
NSN 6645-00-911-2999
NSN 5985-01-195-1413
NSN 6240-01-107-9795
NSN 5985-01-360-4171
NSN 6645-01-529-8822
NSN 5920-01-142-1836
NSN 5930-00-033-6729
NSN 5996-01-363-4055