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 5990-00-189-6649
NSN 5965-01-483-1610
NSN 6220-01-527-1703
NSN 5996-01-374-7224
NSN 2925-00-441-8252
NSN 5996-00-703-7776
NSN 5925-01-555-5318
NSN 5999-01-068-3639
NSN 5855-01-505-0061
NSN 6130-01-290-6474
NSN 6130-01-292-1646
NSN 5996-00-116-7498