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 4140-01-450-5168
NSN 6610-00-654-9877
NSN 5960-00-357-3043
NSN 6130-01-202-8025
NSN 5935-01-360-7472
NSN 5895-01-123-9669
NSN 6620-01-540-8144
NSN 5965-01-626-5775
NSN 5998-01-227-3134
NSN 6685-01-364-9782
NSN 6320-01-216-1678
NSN 6620-01-385-6172