0.521" inside diameter 0.035" major thickness external bowed ring style 238000.0 pounds per square inch tensile strength rating cadmium or zinc surface treated
Used on w/s: helicopter, cobra/attack, ah-1j; helicopter, sea king h-3; helicopter, utility/search and recovery uh-1n. 2.920" inside diameter 3.276" outside diameter 0.059" major thickness spiral ring style 211000.000 pounds per square inch tensile strength rating cadmium surface treated
0.232" inside diameter 0.294" outside diameter 0.031" major thickness straight gap ring style 250000.000 pounds per square inch tensile strength rating
0.640" inside diameter 0.778" outside diameter 0.042" major thickness spiral ring style 211000.0 pounds per square inch tensile strength rating navy special project cadmium surface treated