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 5910-01-294-3056
NSN 5998-00-823-9228
NSN 5996-01-146-5765
NSN 5910-01-275-9298
NSN 5895-00-141-9127
NSN 5835-01-537-1228
NSN 6130-01-177-4472
NSN 6610-00-051-4139
NSN 5915-01-519-3287
NSN 5965-01-433-9864
NSN 6620-01-483-1138
NSN 5965-00-021-5620