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 6650-00-276-9838
NSN 4140-00-686-4894
NSN 5925-00-500-6753
NSN 6610-01-005-5832
NSN 5915-00-552-9598
NSN 6610-00-456-0485
NSN 5990-01-089-9694
NSN 5935-01-146-5537
NSN 7035-01-028-4966
NSN 5855-01-110-9564
NSN 6150-01-394-5156
NSN 5985-01-359-8277