Cw rotation, with mtg flange, 3 mtg holes, 0.654 in. Min, 0.661 in. Max dia, 16.562 in. Lg, 5.125 in. Od, 60 lb at 3, 000 psi lock torque, 2.1 cu in. Displacement, spur pinion gear type, 11 teeth, 1.833 pitch dia, 6/8 in. Pitch, 20 degrees pressure angle, 2.250 in. Gear od, alodized