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 5915-01-573-5980
NSN 5915-01-223-4008
NSN 6105-01-563-1961
NSN 6110-00-878-5948
NSN 6150-00-441-6892
NSN 5945-01-643-2649
NSN 5920-00-790-7906
NSN 5905-01-137-6332
NSN 5996-00-904-9415
NSN 5965-00-560-5804
NSN 6130-00-285-8119
NSN 5950-01-364-1094