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 5998-01-116-4328
NSN 5910-01-289-4870
NSN 6220-01-159-9080
NSN 5905-01-328-8934
NSN 5905-01-225-9431
NSN 6620-01-527-3326
NSN 5855-00-337-3679
NSN 5960-01-263-6781
NSN 5895-00-320-8970
NSN 5999-00-236-2566
NSN 5920-00-215-4727
NSN 5965-00-351-7460