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 5960-00-978-4233
NSN 6135-00-782-6988
NSN 6150-00-186-7809
NSN 6135-01-034-5202
NSN 5925-00-700-8674
NSN 5965-00-303-9701
NSN 5915-01-224-7044
NSN 6145-00-338-5645
NSN 5895-01-628-1137
NSN 6130-00-862-5516
NSN 5855-01-339-1718
NSN 6650-00-161-4122