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 5985-01-258-5943
NSN 5965-00-899-0453
NSN 5915-01-206-2851
NSN 5920-01-185-9361
NSN 5999-01-160-7145
NSN 5996-01-113-7960
NSN 5910-01-452-5481
NSN 5920-01-583-9736
NSN 6320-01-160-8578
NSN 7035-00-541-8516
NSN 5950-01-350-8011
NSN 7035-01-157-0028