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 5950-01-040-9943
NSN 5925-00-900-8710
NSN 6685-01-108-2411
NSN 5999-00-209-2578
NSN 5950-00-717-9273
NSN 5905-01-411-4660
NSN 5905-01-218-5520
NSN 4140-01-205-6279
NSN 5920-01-616-4255
NSN 5915-01-266-7855
NSN 6220-00-528-7752
NSN 6150-01-128-0198