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 5910-00-137-0617
NSN 5895-01-515-1754
NSN 6320-01-054-3046
NSN 5960-01-445-3622
NSN 6220-00-482-1984
NSN 6620-01-383-7519
NSN 5998-00-004-6866
NSN 6220-01-003-0861
NSN 6610-01-340-0409
NSN 6110-01-272-9246
NSN 5925-01-282-8991
NSN 5935-00-146-4517