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 5998-01-531-7301
NSN 5915-00-922-4868
NSN 5855-00-252-5743
NSN 6110-01-392-8049
NSN 5960-01-528-1147
NSN 5985-01-583-9983
NSN 6130-01-426-6859
NSN 5915-01-605-3326
NSN 6610-01-232-4802
NSN 5920-01-596-8110
NSN 6135-01-095-5921
NSN 5996-01-380-1227