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 5945-01-374-1828
NSN 6130-01-043-8253
NSN 5999-01-645-0484
NSN 5999-01-506-9993
NSN 5855-01-430-9689
NSN 6685-00-188-1991
NSN 6620-01-203-4369
NSN 6620-00-167-3825
NSN 5996-01-633-7979
NSN 5835-01-268-1924
NSN 6220-01-517-2365
NSN 5990-00-583-9577