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 2925-00-816-8765
NSN 6240-01-073-6471
NSN 6320-01-039-5891
NSN 5950-01-397-8082
NSN 6620-01-483-1138
NSN 5960-00-525-1898
NSN 6620-01-406-3584
NSN 5975-00-345-8055
NSN 5950-00-436-1205
NSN 6145-01-246-3988
NSN 6240-01-544-9579
NSN 5905-00-274-3058