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 5998-01-435-6656
NSN 5990-00-357-8103
NSN 6650-01-559-3862
NSN 5999-00-906-1718
NSN 5985-00-626-5533
NSN 6620-00-546-6071
NSN 5895-00-977-3749
NSN 5895-00-079-0635
NSN 5990-01-647-8574
NSN 5975-00-959-3606
NSN 5835-00-491-6075
NSN 5996-01-186-5671