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 5910-01-377-5761
NSN 5965-00-139-4870
NSN 6110-01-318-1458
NSN 5910-01-328-9753
NSN 5930-00-317-7879
NSN 6135-01-633-8502
NSN 6650-01-038-7198
NSN 5855-01-529-7260
NSN 6620-00-987-9761
NSN 5895-01-250-2813
NSN 5935-01-408-6708
NSN 6320-01-082-2970