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 5999-01-043-8175
NSN 5835-01-580-0446
NSN 5910-01-512-3427
NSN 5930-00-149-8598
NSN 6135-01-322-4655
NSN 5945-01-017-1870
NSN 6645-01-579-4247
NSN 6220-01-427-2333
NSN 7035-01-095-9322
NSN 5935-01-170-1581
NSN 6320-01-054-3046
NSN 4140-00-457-2510