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 5985-01-147-4519
NSN 5930-00-172-0875
NSN 5998-00-518-5118
NSN 5965-00-590-7995
NSN 5835-01-067-0075
NSN 6240-00-531-3187
NSN 5910-01-308-6291
NSN 6620-01-448-8926
NSN 6130-01-526-0418
NSN 6610-01-389-3082
NSN 6320-01-445-5893
NSN 5855-01-244-9785