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 6645-01-241-4300
NSN 5950-01-299-7049
NSN 6610-00-518-4919
NSN 6645-00-989-2972
NSN 6610-00-056-4607
NSN 5960-00-458-9575
NSN 5960-01-553-4557
NSN 6240-00-547-2127
NSN 5985-01-551-6051
NSN 5999-00-212-7853
NSN 6610-00-601-5107
NSN 5950-01-611-3824