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 5950-01-464-8755
NSN 5985-00-917-6720
NSN 6610-01-203-8098
NSN 6110-01-145-3814
NSN 6135-01-500-0572
NSN 6130-00-595-5943
NSN 6145-01-634-0388
NSN 5910-00-189-9158
NSN 5910-01-321-0278
NSN 5835-01-259-0859
NSN 4140-01-435-3197
NSN 5855-01-611-0896