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 5930-00-254-6188
NSN 6650-01-211-9642
NSN 5935-00-053-1379
NSN 6645-01-523-4487
NSN 5915-01-223-9374
NSN 5920-00-717-4490
NSN 5925-01-548-1532
NSN 7035-01-641-4054
NSN 5975-01-294-9684
NSN 5998-01-487-7160
NSN 5960-01-089-1368
NSN 6610-01-244-7192