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 5855-01-338-1718
NSN 5930-00-891-6382
NSN 6130-01-032-4958
NSN 6150-00-825-3770
NSN 5935-00-910-8098
NSN 5925-01-449-4509
NSN 5985-01-093-8591
NSN 5835-01-626-9603
NSN 5945-01-285-2431
NSN 6685-00-057-2772
NSN 5960-01-128-0850
NSN 5996-01-419-8859