SAE B Flange Mounting, 1.125" straight keyed shaft, Piston motor, 1-5/16" SAE O-ring ports, 2 Bolt Flange, Keyed Drive Shaft, Piston Motor, 49.2cc/rev Displacement, Top Maximum Speed 3000 RPM, Manufacturers Code 74328-DAM, Maximum Working Pressure 328 bar, Vickers by Danfoss