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 5998-01-120-5785
NSN 4140-01-450-3049
NSN 5960-00-147-0519
NSN 2925-01-009-9560
NSN 5965-01-178-0876
NSN 4140-00-654-9146
NSN 6110-01-599-1917
NSN 6650-00-486-7924
NSN 5950-01-334-1391
NSN 5985-00-804-5226
NSN 5905-01-383-4949
NSN 6135-00-603-4859