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 5855-01-444-4220
NSN 5835-01-008-7597
NSN 6145-01-492-1927
NSN 5990-01-187-2981
NSN 6220-00-481-9969
NSN 5996-01-270-3679
NSN 6685-00-054-3956
NSN 6620-01-365-1499
NSN 6240-01-054-2289
NSN 5960-01-123-8775
NSN 7035-01-256-9598
NSN 6620-00-909-3984