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 6650-00-259-2605
NSN 5998-01-646-1051
NSN 6610-01-168-2051
NSN 6135-00-951-3426
NSN 6240-00-690-2274
NSN 6620-00-611-9935
NSN 6650-01-053-8726
NSN 5910-00-349-7083
NSN 5990-01-365-3453
NSN 5935-01-276-7750
NSN 5920-01-146-4503
NSN 5950-01-294-9560