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 6610-01-338-0628
NSN 5855-01-156-0417
NSN 5910-01-162-3436
NSN 6650-01-449-2334
NSN 5945-00-010-3007
NSN 6650-01-221-1393
NSN 5835-00-986-5985
NSN 6135-00-422-3967
NSN 5945-01-088-6526
NSN 4140-01-379-7353
NSN 2925-01-285-7163
NSN 5985-01-181-4837