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 5910-01-408-6839
NSN 5998-01-325-0733
NSN 5925-01-142-1996
NSN 5915-01-089-8809
NSN 5950-01-086-3326
NSN 6220-01-151-9127
NSN 6650-01-512-1930
NSN 6130-01-396-4211
NSN 6105-00-253-3828
NSN 5915-01-467-2578
NSN 6220-00-054-5094
NSN 6130-00-288-1886