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 6240-00-689-8504
NSN 5999-01-565-3567
NSN 6240-00-140-1802
NSN 6220-00-071-9789
NSN 6610-00-676-1741
NSN 5905-00-862-5020
NSN 5930-00-198-3938
NSN 6220-01-417-2675
NSN 5905-01-358-4301
NSN 5950-01-208-3471
NSN 5910-00-513-4783
NSN 6240-01-644-2912