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 6110-01-441-7727
NSN 5835-00-427-2772
NSN 6620-00-056-9584
NSN 5910-01-448-1804
NSN 5855-00-466-2309
NSN 5999-01-605-1731
NSN 6650-01-576-6512
NSN 5996-01-548-8218
NSN 5960-00-056-2633
NSN 5935-01-513-0127
NSN 4140-01-291-1430
NSN 6110-01-391-9996