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 5985-00-156-9287
NSN 5960-00-879-2487
NSN 5985-00-571-9092
NSN 5965-00-405-3793
NSN 6320-00-358-1946
NSN 6110-00-632-6078
NSN 6650-01-464-5033
NSN 5910-01-469-2463
NSN 5915-01-033-7906
NSN 4140-01-486-8953
NSN 5910-01-101-8549
NSN 6620-01-528-7510