Auxiliary Hydraulic Pump for CAT E980K E980L E980M E982M Excavator 339-7808 Procurement Guidelines Verify CAT OEM part number to ensure compatibility with CAT excavators and cooling system parameters, including pump body, drive assembly, and seal kit New or remanufactured pumps must include hydraulic bench test reports verifying output pressure, flow rate, and internal leakage compliance with OEM specifications For remanufactured assemblies, confirm replacement of gears