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 5965-01-574-8942
NSN 5985-01-273-5351
NSN 6150-00-936-0670
NSN 5935-01-649-1040
NSN 6610-01-406-4985
NSN 5855-01-125-4768
NSN 5975-01-175-5093
NSN 6610-00-239-2374
NSN 6650-01-348-5448
NSN 5920-01-279-0419
NSN 5910-01-214-5470
NSN 5915-00-733-5893