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 6240-01-517-7566
NSN 6240-01-510-9299
NSN 6620-00-456-0404
NSN 6610-00-374-1563
NSN 5920-00-614-4643
NSN 5915-01-419-2843
NSN 5905-01-244-3873
NSN 5915-01-343-0941
NSN 5999-01-044-6250
NSN 5895-00-061-5723
NSN 6320-00-224-1852
NSN 5965-01-043-2014