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 5985-00-526-0154
NSN 5960-01-151-1152
NSN 5895-01-312-4399
NSN 7035-01-165-6820
NSN 6150-01-289-4142
NSN 5895-00-993-1583
NSN 6650-00-004-3683
NSN 6150-00-227-5697
NSN 6685-01-127-0364
NSN 4140-01-558-4047
NSN 6620-01-225-9510
NSN 6220-00-438-3849