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 5895-01-478-2566
NSN 6650-01-387-1740
NSN 6135-01-440-9412
NSN 6110-00-023-6536
NSN 5965-00-513-1352
NSN 6610-01-381-3181
NSN 5999-01-504-9904
NSN 6650-01-519-3818
NSN 5920-01-274-7483
NSN 5985-01-381-1540
NSN 6320-01-129-9656
NSN 6135-01-443-7716