Hydraulic Motor, 5.9 cu in/rev Displacement, Continuous Torque 1,591 in-lb, Flange Mount 2 Bolt, 3.25 in Pilot, 1/2 in NPT Port Size, Side Port Location, Shaft Dia. 1 in, Min. Oil Viscosity 70 SUS, Max. RPM 585 RPM, Pressure Rating 2000 psi, Shaft Type Keyed, Max. Oil Temp. 180 Degrees F, Shaft Length 1.75 in, Length 5.72 in, Height 4.24 in, Mounting Plate Width 4.24 in