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 4140-01-596-6448
NSN 6320-01-237-9746
NSN 5930-01-472-7697
NSN 6645-01-258-6928
NSN 5925-00-286-8502
NSN 6320-00-149-7570
NSN 5975-01-634-0678
NSN 5905-01-307-2295
NSN 5935-01-246-3250
NSN 6620-01-373-0174
NSN 5945-01-139-3996
NSN 5945-00-892-1116