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 5998-00-371-7895
NSN 5905-01-407-0563
NSN 5998-01-451-8004
NSN 5960-01-141-3252
NSN 6150-00-253-6554
NSN 6610-00-773-3004
NSN 5935-01-625-3614
NSN 5945-01-328-7531
NSN 5975-01-528-1299
NSN 5915-01-406-4637
NSN 5915-00-290-1569
NSN 6685-01-535-4250