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 6135-01-463-2445
NSN 6645-00-124-9939
NSN 5999-01-441-6687
NSN 4140-00-173-0706
NSN 5975-01-125-7524
NSN 5975-01-446-6074
NSN 6110-01-573-7647
NSN 6240-01-070-4914
NSN 5960-01-336-0487
NSN 6130-01-506-0533
NSN 5930-00-244-0171
NSN 6135-01-142-2417