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 6110-00-548-2644
NSN 6135-01-244-5580
NSN 5996-01-512-9275
NSN 2925-01-446-6976
NSN 6240-01-499-0032
NSN 5990-01-481-3080
NSN 5960-00-758-5064
NSN 6320-01-399-6177
NSN 5999-00-998-5677
NSN 6320-01-578-6006
NSN 5945-00-964-7361
NSN 5999-01-594-8643