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 5910-01-417-5630
NSN 5915-00-899-5002
NSN 5835-01-383-1313
NSN 5920-01-112-0730
NSN 5855-01-120-2912
NSN 5985-00-636-2420
NSN 5945-01-167-8498
NSN 6135-01-467-5100
NSN 7035-01-573-6595
NSN 5930-01-064-9516
NSN 5945-00-471-2980
NSN 6145-01-579-3510