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 6220-01-088-4509
NSN 5905-01-299-2686
NSN 5945-01-283-8067
NSN 5975-01-185-0398
NSN 5996-01-146-2311
NSN 5910-00-223-0961
NSN 6220-00-478-6480
NSN 5910-01-371-8468
NSN 6240-01-146-9197
NSN 5990-00-989-2482
NSN 5950-01-005-6603
NSN 6135-01-446-8310