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 6220-01-396-7636
NSN 6110-01-089-9017
NSN 5990-00-725-7813
NSN 6150-01-544-5624
NSN 6685-01-534-3725
NSN 5965-01-155-3131
NSN 5930-01-037-6869
NSN 5935-01-159-1638
NSN 6130-00-250-5964
NSN 5895-00-590-3402
NSN 6320-01-530-0588
NSN 6145-01-211-6591