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 6650-01-175-0841
NSN 4140-01-211-9484
NSN 6620-01-659-8887
NSN 5925-01-426-6923
NSN 5945-00-339-4915
NSN 5855-01-553-6594
NSN 5996-00-890-3350
NSN 5910-00-566-0648
NSN 5910-00-358-2252
NSN 5910-00-156-7293
NSN 5996-01-381-3151
NSN 6130-01-027-6953