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 5855-01-608-7756
NSN 6240-00-635-9953
NSN 5998-01-565-0843
NSN 6150-00-157-3126
NSN 5965-00-187-5523
NSN 5935-00-490-3921
NSN 5920-01-439-6152
NSN 6650-01-485-2351
NSN 6135-01-210-8715
NSN 5915-00-881-1398
NSN 6150-01-604-8874
NSN 5930-00-277-4704