2 Bolt SAE B Flange Mounting, 0.875" Straight Keyed Shaft, 32.9cc/rev Q Series Pressure Compensated Clockwise Thru Drive Piston Pump, 2 Bolt SAE A Rear Mount, 9 Tooth Splined Rear Coupling Supplied, 1.6250" O-ring Side Ports, Maximum Working Pressure 138 bar, Vickers by Danfoss