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 5998-00-682-6219
NSN 6610-01-213-5782
NSN 6685-01-450-0370
NSN 6135-01-359-5798
NSN 5999-00-867-0001
NSN 5855-00-149-0766
NSN 5895-00-902-1415
NSN 5930-01-647-9318
NSN 5905-00-951-9521
NSN 5965-01-353-0085
NSN 5905-00-554-8552
NSN 6645-00-766-3659