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 5945-01-029-8772
NSN 5999-00-716-1100
NSN 7035-00-392-5417
NSN 5975-00-012-4376
NSN 5998-01-425-1510
NSN 5910-00-256-9747
NSN 6110-01-391-2710
NSN 5925-01-515-0374
NSN 4140-01-513-5549
NSN 6150-01-113-3008
NSN 5935-01-357-8099
NSN 6150-00-126-5999