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 6610-01-289-5784
NSN 5985-01-378-9322
NSN 6110-01-102-4448
NSN 6320-00-371-8335
NSN 6135-01-294-2131
NSN 5996-00-631-5001
NSN 5910-01-229-0261
NSN 5985-01-563-8396
NSN 6645-00-842-4653
NSN 5835-00-264-0946
NSN 6220-01-516-4926
NSN 5930-00-599-7898