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 5930-00-282-0699
NSN 6220-00-932-3622
NSN 4140-00-413-0877
NSN 5998-01-367-6060
NSN 5935-01-378-6847
NSN 5855-01-075-1292
NSN 5990-01-218-5160
NSN 4140-00-773-6474
NSN 6135-01-142-2417
NSN 6150-01-017-6591
NSN 5920-00-527-9473
NSN 5920-01-634-0250