Description:Cat® Gear Pump Group generate fluid flow within hydraulic systems. They are designed precisely to work in a hydraulic system to meet the prime product requirements for machine performance, reliability, durability, operating costs and productivity.Ports Thread Size DetailsSuction-1 Thread Size IN - TPI IN : 1 1/4 Code 61 Split FlangeSuction-2 Thread Size IN - TPI IN : 1 - 1/6 - 12 UN - 2B ↧17Pressure-1 Thread Size IN - TPI IN : 1 - 1/6 - 12 UN - 2B ↧20Pressure-2 Thread Size IN - TPI IN : 7/8 - 14 UNF - 2B ↧17Pressure-3 Thread Size IN - TPI IN : 3/4 - 16 UNF - 2B ↧15Pump SpecificationsRotation of Pump1 : Clockwise ; Pump2 : Clockwise ; Pump3 : ClockwiseDisplacement/Rev for P1 : 35.42 CC ; P2 : 18.299 CC ; P3 : 14.25 CCPressure Capacity forP1 : 26000 - 30000 kPa (3771 - 4351 psi) P2 : 20000 - 30000 kPa (2901 - 4351 psi)P3 : 25000 - 30000 kPa (3626 - 4351 psi)External Involute Spline DetailsNo. of Teeth : 15Spline Pitch : 16/32Pressure Angle : 30°Flat Root - Side Fit - Class IApplication:Hydraulic pumps are designed for specific machine requirements. Consult your owner's manual or contact your local Cat Dealer for more information.