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 5985-01-534-7728
NSN 5905-00-907-9971
NSN 6240-01-148-0379
NSN 6220-00-660-5539
NSN 5960-01-142-1995
NSN 5835-01-276-2808
NSN 6145-00-140-1605
NSN 5925-01-532-5569
NSN 6105-01-147-1495
NSN 5950-01-620-3021
NSN 5998-01-086-0251
NSN 4140-00-197-9712