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 6620-00-684-6771
NSN 6650-01-406-5322
NSN 5965-01-432-1943
NSN 6130-01-329-3360
NSN 5998-00-522-0671
NSN 6240-00-799-1528
NSN 5999-01-520-5795
NSN 5960-01-601-5565
NSN 6130-01-533-8566
NSN 5915-00-863-1384
NSN 5855-00-586-6255
NSN 7035-00-553-6951