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 5935-01-265-9368
NSN 5990-01-462-1617
NSN 6135-01-364-0667
NSN 6610-01-012-9566
NSN 5935-00-842-7122
NSN 5950-01-055-1071
NSN 5895-01-651-0625
NSN 5920-01-511-6441
NSN 5935-01-431-7369
NSN 7035-00-167-7411
NSN 5930-01-148-1896
NSN 5950-00-518-4645