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 6650-01-469-9715
NSN 4140-00-210-0552
NSN 6645-01-121-4584
NSN 5975-01-555-1527
NSN 4140-01-226-0637
NSN 6650-00-461-9027
NSN 5998-01-104-9825
NSN 6220-01-166-7633
NSN 5930-01-446-6576
NSN 5925-01-435-4943
NSN 5950-00-669-5873
NSN 6135-00-519-1325