Hydraulic Gear Pump, Displacement per Revolution 0.98 cu in/rev, Media Intake Connection Size 1 1/16 In.-12, Discharge Connection Size 7/8 In.-14, Continuous Pressure- Maximum 4,000 psi, Motor Speed - Maximum 3,000 RPM, Motor Speed - Minimum 500 RPM, Shaft Type Keyed, Rotation CW, Housing Material Aluminum, Mounting Type 2 Bolt SAE A, End Cap Material Cast Iron, Overall Width 4.2 in