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 6610-01-452-2715
NSN 6145-01-600-3389
NSN 6135-01-592-4139
NSN 5945-00-159-6774
NSN 5905-01-485-8820
NSN 5910-00-601-6281
NSN 5895-01-023-7893
NSN 5960-00-888-7218
NSN 5935-01-195-5105
NSN 5996-01-142-8114
NSN 5895-01-512-3684
NSN 5835-00-807-5632