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 6240-00-518-3541
NSN 5950-00-591-9355
NSN 5950-00-758-4817
NSN 5990-00-824-8093
NSN 5999-01-353-9626
NSN 5998-00-184-6466
NSN 5960-01-426-4242
NSN 5835-01-632-6627
NSN 6110-01-445-6042
NSN 6150-00-271-0520
NSN 6610-00-448-1264
NSN 5990-01-227-0660