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 5915-01-438-6668
NSN 6240-00-859-5936
NSN 5985-01-168-1664
NSN 6240-01-026-9289
NSN 5990-01-074-2210
NSN 5925-01-164-9681
NSN 5945-00-074-8375
NSN 6320-01-173-7950
NSN 6620-00-758-5233
NSN 5945-01-063-8198
NSN 5990-01-533-1347
NSN 6150-01-422-2432