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 6220-01-204-3575
NSN 6320-01-050-1290
NSN 2925-01-067-4446
NSN 5855-01-571-6715
NSN 6320-01-445-8192
NSN 5996-01-472-2112
NSN 5855-00-149-0766
NSN 6320-00-456-0836
NSN 6135-01-631-4483
NSN 6610-01-533-0279
NSN 5990-01-607-9433
NSN 5915-01-521-8688