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 6145-00-199-8066
NSN 5930-01-374-1747
NSN 5950-01-513-9108
NSN 6150-01-556-6438
NSN 6130-01-347-0867
NSN 5950-01-413-8755
NSN 6240-01-103-1198
NSN 5996-00-156-5010
NSN 5855-00-361-0167
NSN 5930-01-292-1521
NSN 6240-00-531-3187
NSN 5950-01-052-7308