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 6105-01-318-7669
NSN 6145-00-141-8095
NSN 6320-01-426-8947
NSN 5975-00-404-1270
NSN 6645-00-140-5173
NSN 4140-00-902-7744
NSN 5930-00-815-5739
NSN 5975-01-161-8191
NSN 6240-01-055-5193
NSN 6620-01-225-4996
NSN 5990-00-970-2171
NSN 5905-00-298-1951