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 6220-01-443-4796
NSN 5925-00-679-5344
NSN 5999-00-491-1294
NSN 6105-00-553-8943
NSN 6240-01-171-0374
NSN 6685-01-368-7142
NSN 5996-01-400-3558
NSN 5920-00-943-9228
NSN 4140-01-463-2529
NSN 7035-01-119-6271
NSN 6135-00-078-9931
NSN 5910-01-587-1303