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 4140-01-320-9027
NSN 5960-00-254-4271
NSN 5915-01-370-4797
NSN 5965-01-633-4899
NSN 5835-00-351-8134
NSN 5905-01-139-4377
NSN 5960-01-602-6009
NSN 5999-01-046-2690
NSN 5945-01-139-1126
NSN 6145-01-659-2188
NSN 6145-01-442-6503
NSN 4140-01-626-6779