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Home / Products / Remanufacturing of excavator parts / CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency For Large Excavators
quality CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency For Large Excavators factory
quality CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency For Large Excavators factory
quality CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency For Large Excavators factory
quality CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency For Large Excavators factory
quality CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency For Large Excavators factory
quality CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency For Large Excavators factory
quality CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency For Large Excavators factory

CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency For Large Excavators

Product Summary
CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency Durable for Large Excavators This CAT Hydraulic Fan Pump is a dedicated cooling drive component for CAT 336, 349, 374, and 395 series large excavators. It provides stable hydraulic flow to the cooling fan system, ensures reliable ...

Product Details

Producttype: Remanufactured Components
Performancestandard: OEM Specifications
Productname: Remanufacturing Of Excavator Parts
Aftersalesservice: Technical Support And Installation Guidance
Inspectionprocess: Non-destructive Testing And Quality Control
Costsaving: 20%-40% Compared To New Parts
Applicablemachines: Excavators
Warrantyperiod: 12-24 Months
Product Description

CAT 336-349-374-395 Hydraulic Fan Pump Stable Cooling High Efficiency Durable for Large Excavators


This CAT Hydraulic Fan Pump is a dedicated cooling drive component for CAT 336, 349, 374, and 395 series large excavators. It provides stable hydraulic flow to the cooling fan system, ensures reliable engine temperature control, prevents overheating under heavy load, and supports long-hour continuous operation in mining, quarry, and large construction conditions.

Specifications


Item Details
Product Name Hydraulic Fan Pump for CAT 336 349 374 395
Suitable Models CAT 336D2/336GC, 349D2/349GC, 374F, 395
OEM Part Numbers 564-9801, 524-0924, 259-0815, 448-9705
Pump Type Gear Pump / Piston Pump
Displacement 23–44 cc
Operating Pressure 21–28 MPa
Shaft Type 15-tooth spline
Lubrication Hydraulic oil self-lubricated
Weight Approx. 8.5 kg

Key Advantages


  • Direct OEM matching for CAT 336/349/374/395 excavators
  • Stable pressure and flow ensure efficient fan speed control
  • High-precision gears for low noise and long wear life
  • Multi-layer sealing structure prevents oil leakage
  • Strong resistance to high temperature and heavy load
  • Easy installation and direct replacement
  • Effectively reduces engine overheating risk
  • Extended service life and lower maintenance cost

Typical Applications


  • CAT 336D2 / 336GC hydraulic excavators
  • CAT 349D2 / 349GC hydraulic excavators
  • CAT 374F / 395 large mining excavators
  • Mining excavation, ore loading, quarry projects
  • Large earthmoving and foundation construction
  • Long-hour heavy-duty working conditions

FAQs


  1. Which models does this fan pump fit?

    It fits CAT 336, 349, 374, and 395 series excavators.
  2. What are the main OEM part numbers?

    564-9801, 524-0924, 259-0815, 448-9705.
  3. What is the shaft specification?

    It uses a 15-tooth spline shaft.
  4. Is this pump for cooling system only?

    Yes, it supplies power to the hydraulic cooling fan.
  5. Does it prevent engine overheating?

    Yes, it ensures stable fan speed and efficient heat dissipation.
  6. Is it easy to replace?

    Yes, direct OEM style installation without modification.

Mr. Li

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