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 5915-01-363-9524
NSN 5975-01-217-0579
NSN 6150-00-140-7574
NSN 6240-01-340-6497
NSN 6645-01-147-5579
NSN 5935-01-113-5910
NSN 6685-01-511-8892
NSN 6110-00-998-4810
NSN 6105-01-238-1380
NSN 6135-01-202-8113
NSN 6105-01-089-6768
NSN 5915-01-612-1871