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 5895-00-407-0770
NSN 5945-01-417-8302
NSN 6320-01-466-4175
NSN 5925-01-196-2083
NSN 5998-00-825-2691
NSN 6220-01-634-0660
NSN 5999-01-386-7179
NSN 5855-01-517-6369
NSN 6620-00-267-5273
NSN 6110-01-546-8179
NSN 5835-01-645-2892
NSN 6105-00-343-6648