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 5935-01-492-9025
NSN 5999-01-429-6307
NSN 5935-00-270-5921
NSN 4140-01-406-7354
NSN 5965-01-569-1009
NSN 5855-00-149-0766
NSN 6610-00-446-9269
NSN 6645-00-405-8570
NSN 5925-00-774-6528
NSN 5965-01-555-8007
NSN 6650-00-527-8822
NSN 5996-01-337-2635