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 5920-01-607-6904
NSN 5835-00-198-4936
NSN 2925-00-196-9003
NSN 6135-00-368-5578
NSN 5999-01-173-7364
NSN 5998-01-599-1359
NSN 6135-01-285-8807
NSN 6150-00-921-0483
NSN 5990-01-147-4811
NSN 5985-01-368-5199
NSN 6145-00-715-5262
NSN 5985-01-122-4927