Product Overview This variable displacement piston hydraulic pump is designed for CAT 414E, 416E, 422E, 428E, 432E, and 434E backhoe loaders. It delivers reliable hydraulic power for digging, loading, steering, and all working circuits. Part Number: 350-0666 Interchange Part Numbers: 20R-4693, 247-7867, 296-6714 Pump Type: Variable displacement piston hydraulic pump Compatible Machines: CAT 414E, 416E, 422E, 428E, 432E, 434E backhoe loaders Common Faults The following