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 6610-01-249-7989
NSN 5925-01-607-6279
NSN 5895-00-393-2512
NSN 6610-01-576-8955
NSN 6645-00-536-1555
NSN 6620-00-439-2442
NSN 5935-00-639-1382
NSN 6220-01-386-6926
NSN 5915-01-032-0642
NSN 5965-00-246-5612
NSN 6220-01-110-8673
NSN 6150-00-935-5239