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 5910-00-155-4763
NSN 5975-00-520-8483
NSN 5935-01-545-7185
NSN 5835-00-198-4936
NSN 6110-00-614-9218
NSN 6150-00-201-9583
NSN 5975-01-050-9018
NSN 6610-01-052-0803
NSN 6135-01-503-1688
NSN 5920-01-145-8616
NSN 7035-01-443-3052
NSN 5905-01-489-5756