Product details:
The Concentric 2-stage pump can give you faster cycle times and higher possible pressure with a small engine. Excellent for use on log splitters. 85 efficient. GPM 2.9, 13.6, Material Cast iron, Weight lbs. 10, Max. PSI 3,000, Rotations Per Minute 3,600, Stage 2, Usage Open center hydraulic systems, Shaft Diameter in. 1/2, Shaft Type Straight keyed. GPM 13.6 Shaft 1/2in. Inlet 1in. Outlet 1/2in. NPT Minimum 6 HP or larger gas engine, direct drive only For use with open center hydraulic systems 1st Stage 13.6 GPM@650 PSI 2nd Stage 2.9 GPM@2,500 PSI Maximum Pressure 3,000 PSI Bolt Circle 2.83in. 4 holes spaced 2in. on center Hole Diameter 344in. Shaft Size 1/2in. x 1 1/2in. Woodruff Key 1/8in. Rotation Clockwise Model Number: 1001506. Age Group: adult.