We provide a wide range of hydraulic pumps and motors for CAT excavators. Our inventory includes hydraulic system accessories for various models. Please contact us for a full product catalogue.

The Caterpillar 320B excavator's hydraulic pump represents a milestone in engineering for 20-ton-class equipment. It integrates advanced negative flow control technology to achieve precise coordination between engine speed and pump displacement.

• Design: Dual-piston design with priority valve functions for boom/arm movements.
• Performance: Max operating pressure of 35MPa and variable displacement capacity of 120cc/rev.
• Maintenance: Recommended hydraulic oil filter replacement intervals at 500 operational hours.
• Serviceability: Modular construction allows for easy disassembly of the control valve block and piston assembly.