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 6645-01-556-5263
NSN 5998-01-626-6798
NSN 4140-00-076-4088
NSN 6645-01-058-3817
NSN 7035-01-476-7316
NSN 6620-00-919-6710
NSN 6645-01-171-4528
NSN 5930-00-909-0993
NSN 6685-00-346-5014
NSN 5895-01-605-0799
NSN 5950-01-209-6900
NSN 5996-01-123-9038