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 6145-01-142-2234
NSN 6105-01-656-4289
NSN 4140-00-866-9587
NSN 5998-01-250-1259
NSN 5930-01-431-9331
NSN 6610-01-496-9860
NSN 5999-01-298-2594
NSN 5930-01-354-4839
NSN 5910-00-849-6815
NSN 5920-01-414-6983
NSN 6130-00-896-6262
NSN 5965-01-325-0627