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 5930-00-150-8635
NSN 5855-00-906-5386
NSN 5930-00-800-8492
NSN 5990-01-121-1175
NSN 6240-00-660-8849
NSN 5930-01-361-9027
NSN 5998-01-360-6038
NSN 5920-01-280-5089
NSN 6110-00-086-2990
NSN 6685-01-401-5360
NSN 5996-01-650-5762
NSN 6150-01-494-9361