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 5999-00-917-7973
NSN 5920-01-501-5961
NSN 5935-01-363-3187
NSN 6320-01-116-3980
NSN 5945-01-016-0997
NSN 6220-00-515-6998
NSN 6650-01-519-8545
NSN 2925-00-139-3231
NSN 5950-01-248-9106
NSN 5945-00-928-6198
NSN 5925-00-708-8769
NSN 5895-00-177-3610