Gear hydraulic motor 57 series

for drilling

# Drill Motor for directional drills, water well and shot hole rigs. # 1-1/8" water course. # No gears, no chains or sprockets. # 4-Port double motors provide two-speed capability with external valving. # Compact 8-5/8" diameter x 23-1/2" long package. # Variety of displacements ranging from 60 in3 to 93 in3. # Constant torque output throughout speed range. # Speed to 500 RPM continuous. # Up to 480 HP*. # API box threads on output shaft. # Heavy duty tapered roller bearings for thrust load. # Weighs 205 lbs