CAT Piston Pump 9T-8346 9T-9867 Caterpillar Bulldozer Hydraulic Pump
9T-8346 is an axial piston variable displacement pump produced by Caterpillar. This type of pump is the core power component of the hydraulic system, which converts the mechanical energy of the engine into hydraulic energy and provides high-pressure hydraulic oil for the hydraulic cylinders and motors of excavators and other equipment, thereby driving the working devices (such as boom, arm, bucket) and walking mechanism.
Main Features
Variable control: It can automatically adjust the displacement and output flow according to system requirements, achieving high efficiency and energy saving.
High pressure capability: designed to work continuously under very high pressure to meet the power requirements of heavy equipment.
High reliability: As Caterpillar's original parts, its materials, processes, and designs comply with Caterpillar's strict global quality standards, ensuring durability and longevity under harsh working conditions.
Precise control: Provides smooth and precise hydraulic control, which helps improve the production efficiency and operational performance of equipment.
3. Common application models
This pump is commonly used in the following Caterpillar excavator models (specific configuration may vary depending on the year of manufacture and specific specifications):
CAT 320D / 320D L
CAT 320D GC
CAT 323D L
CAT 324D / 324D L
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