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 5960-01-247-4560
NSN 5996-00-243-6962
NSN 6130-01-631-4267
NSN 6650-01-462-0830
NSN 6320-01-006-6138
NSN 5915-01-433-9666
NSN 5855-00-560-0110
NSN 6130-00-223-2099
NSN 5835-01-132-5894
NSN 5915-00-082-1286
NSN 6645-01-430-3576
NSN 6150-01-521-4342