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 6110-01-037-2163
NSN 6240-01-195-8696
NSN 5950-00-442-3180
NSN 6130-00-848-5480
NSN 5855-01-481-3906
NSN 6645-01-266-0883
NSN 5950-01-623-8543
NSN 6240-00-308-9456
NSN 7035-00-541-8516
NSN 5950-01-445-1228
NSN 5930-00-067-4468
NSN 5935-00-388-5345