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 6220-01-097-4321
NSN 6240-01-171-9500
NSN 5910-00-063-0461
NSN 5855-00-079-2370
NSN 5975-01-578-6592
NSN 6110-01-339-2031
NSN 5915-00-954-6807
NSN 5985-00-665-3998
NSN 6110-01-573-0931
NSN 5999-00-189-0032
NSN 5835-00-289-9080
NSN 5935-01-047-8506