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 5975-01-485-3490
NSN 6105-01-467-2990
NSN 6620-00-883-1181
NSN 4140-01-114-7417
NSN 5945-00-308-0979
NSN 7035-01-135-7783
NSN 5945-01-482-7702
NSN 5895-00-433-6860
NSN 5920-01-556-2156
NSN 6220-00-601-3458
NSN 5920-01-123-9854
NSN 5935-01-186-0284