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 5975-01-516-4547
NSN 5835-01-187-8986
NSN 5905-00-302-7836
NSN 6685-00-740-7256
NSN 4140-01-106-2283
NSN 6320-01-177-3192
NSN 5930-01-503-7412
NSN 5935-00-398-1584
NSN 6145-01-420-2342
NSN 5985-01-496-9817
NSN 6130-01-337-0194
NSN 5915-01-537-9299