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 6645-00-521-0353
NSN 5975-01-532-7450
NSN 6620-00-485-0542
NSN 6320-01-514-6141
NSN 5965-00-823-8623
NSN 5895-01-352-5695
NSN 5935-00-762-0555
NSN 5960-01-472-9562
NSN 6685-01-407-6445
NSN 5930-00-137-2718
NSN 5975-01-136-4359
NSN 6685-00-248-6990