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 5930-01-183-0905
NSN 6685-00-767-7514
NSN 6620-01-023-2938
NSN 5950-01-508-1625
NSN 5990-01-147-5225
NSN 6135-01-265-1384
NSN 5910-01-211-6063
NSN 6130-01-070-0429
NSN 5915-01-136-6265
NSN 5996-01-647-6124
NSN 6685-01-278-2981
NSN 6620-01-532-9023