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 5855-00-310-2740
NSN 6620-00-609-7213
NSN 5950-01-474-0540
NSN 5960-01-538-2082
NSN 5925-01-379-5020
NSN 5985-01-157-9426
NSN 6620-00-439-2442
NSN 5920-01-140-7297
NSN 6610-01-362-4897
NSN 5999-01-454-5162
NSN 5855-01-295-1701
NSN 5985-01-465-2234