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 5985-00-727-8776
NSN 6320-01-233-5798
NSN 4140-01-515-9275
NSN 5935-00-156-3697
NSN 6685-00-534-3036
NSN 7035-01-567-2109
NSN 5895-00-421-6522
NSN 6150-01-284-3084
NSN 5930-00-358-7844
NSN 6220-00-246-0744
NSN 5990-00-187-5249
NSN 5930-00-188-2175