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 6650-01-292-7749
NSN 4140-01-177-8495
NSN 6110-01-400-4207
NSN 5855-01-554-3303
NSN 5990-01-026-8628
NSN 5975-01-631-5360
NSN 6320-00-500-4172
NSN 6320-00-194-4252
NSN 5925-01-360-0110
NSN 6110-00-913-2574
NSN 5835-01-148-5835
NSN 5915-00-269-9252