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 6145-00-679-6470
NSN 6620-00-911-6747
NSN 6145-01-595-9139
NSN 5990-01-647-8574
NSN 6650-01-195-2896
NSN 5835-01-126-9358
NSN 6145-01-443-6462
NSN 5905-00-009-9955
NSN 6110-00-296-0500
NSN 4140-01-310-0003
NSN 5975-01-024-6125
NSN 6620-00-102-3950