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 6110-01-183-8201
NSN 6650-00-829-9745
NSN 6610-01-605-1509
NSN 6135-00-209-6918
NSN 5925-01-231-5423
NSN 6130-00-391-8733
NSN 5960-00-820-5202
NSN 5996-01-513-9656
NSN 6135-01-326-2536
NSN 5835-00-393-1996
NSN 5910-00-131-7096
NSN 5915-01-145-5340