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 7035-00-476-7178
NSN 5990-01-438-8228
NSN 6320-01-497-3116
NSN 6135-01-282-4326
NSN 6135-01-274-3546
NSN 6685-01-406-2049
NSN 6135-01-196-7399
NSN 6145-00-833-0155
NSN 6320-01-643-0850
NSN 6220-01-640-6930
NSN 5835-01-501-0526
NSN 6150-01-249-9124