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 5975-00-233-6301
NSN 5855-01-642-3777
NSN 6645-01-064-3711
NSN 5930-01-646-7674
NSN 6130-01-463-2874
NSN 6135-01-196-7399
NSN 6240-00-879-0771
NSN 6685-00-038-7886
NSN 6220-00-807-3432
NSN 6620-00-627-3688
NSN 5960-00-904-9744
NSN 6145-01-134-7598