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 5998-01-485-9856
NSN 5965-01-145-3732
NSN 6130-00-072-1199
NSN 5920-01-116-4236
NSN 5835-01-078-6126
NSN 6150-00-432-5668
NSN 6650-01-463-4564
NSN 5920-01-210-2300
NSN 5965-00-560-5804
NSN 5835-01-199-1683
NSN 4140-01-494-0339
NSN 5920-00-140-8912