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 5960-01-311-2170
NSN 5985-01-316-0537
NSN 5910-00-227-0304
NSN 6650-00-336-0753
NSN 6650-01-550-6328
NSN 6240-00-787-8329
NSN 2925-00-132-1280
NSN 6240-01-244-7668
NSN 6620-00-915-0868
NSN 6135-01-584-0941
NSN 5835-01-416-6449
NSN 6650-00-181-8376