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 5950-01-370-6428
NSN 5999-01-628-9722
NSN 6650-01-227-6032
NSN 5915-01-492-3687
NSN 6240-01-537-5843
NSN 5950-01-317-9359
NSN 5965-01-323-0501
NSN 6220-00-258-2967
NSN 5835-01-397-8801
NSN 5930-01-649-8225
NSN 2925-00-555-8836
NSN 6110-00-285-1895