Steel per mil-s-6758, comp 4130, cond f-4; chromium plate per la0109-019, fscm 43999; 10.125 in. Lg o/a; left end 0.995 in. Diameter by 0.844 in. Id by 9.280 in. Dp-1.500 in. Diameter flange by 0.125 in. Thk located 0.125 in. From end; right end 0.600 in. Lg by 0.563 in. Hex.W/0.375-24 unjf-3b