Aluminum alloy qq-a-268 comp 2024-t4, anodized mil-a-8625 type 1, dim., 2.137 in. Nom o/a lg, 0.750 in. Nom left end flange od, 0.062 in. Nom flange w, 0.500 in. Nom od by 1.637 in.Lg, 0.312-24 unf class 3a external threads on left end od by 0.375 in. Lg nas1394c3l insert installed in right end id, used on trim actuator