Encased assembly, 0.625 in. Lg, 0.625 in. Diameter drive shaft, 30 minute max backlash, 0.004 in. Max end play, 0.0005 in. Max runout, 0.005 in.-oz max starting torque, 25 in.-oz running, 75 in.-oz stalled output torque, m65 to 150 degrees c operating temp range, 1.719 in. Lg, 1.062 in. Diameter o/a dim