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 6130-01-487-8699
NSN 5950-01-634-0677
NSN 5965-01-444-1322
NSN 6145-01-126-5064
NSN 6240-00-156-1607
NSN 6220-00-240-3300
NSN 6650-00-871-2983
NSN 5855-00-233-2366
NSN 5930-01-413-5009
NSN 5920-01-104-4332
NSN 6620-00-586-6460
NSN 5975-01-343-9344