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 6610-00-935-7131
NSN 5920-01-596-2792
NSN 5920-01-218-6191
NSN 5915-01-067-7492
NSN 5990-01-621-6969
NSN 6135-00-932-3136
NSN 5920-00-003-5845
NSN 5990-00-434-0620
NSN 6130-01-567-4948
NSN 6240-00-776-1614
NSN 6150-01-181-5612
NSN 5930-00-708-6671