Hydraulic Motor 2.8 cu in/rev Displacement Continuous Torque 650 in-lb Flange Mount 1.75 in Pilot 4 Bolt 1/2 in NPT Port Size Side Port Location Shaft Dia 1 in Min Oil Viscosity 100 SUS Max RPM 969 RPM Pressure Rating 1800 psi Shaft Type Keyed Max Oil Temp 180 Degrees F Shaft Length 1.75 in Length 5.45 in Height 3.31 in Mounting Plate Width 3.31 in