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P686 Gear Pump for Engines

Other Engine Parts
January 14, 2026
Category Connection: Other Engine Parts
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Tags:
#Electric Fuel Pump #Engine Fan Blade #diesel fuel separator
Brief: Want to know how the 3P6816 Gear Pump ensures reliable performance for your CAT 3306, D6C, D6D, and D6E construction machinery? In this video, we walk you through its high-precision gear structure, demonstrate its stable oil delivery under high-pressure conditions, and show how its compact design simplifies installation and maintenance.
Related Product Features:
  • High-precision gear meshing ensures continuous and uniform oil delivery, reducing pressure fluctuations.
  • Robust external gear structure provides strong wear resistance for long-term, high-intensity operation.
  • Maintains excellent performance in high temperature, high pressure, and complex working conditions.
  • Compact overall structure makes installation and maintenance convenient, reducing future costs.
  • Stably delivers hydraulic or lubricating oil to provide continuous and reliable power support.
  • Operates reliably under high load and high pressure conditions for extended periods.
  • Suitable for use with CAT D6C, D6D, D6E, D6G, and D6G2 construction machinery models.
  • Simple structure allows for easy disassembly and assembly during maintenance.
FAQs:
  • Which engine models is the 3P6816 Gear Pump compatible with?
    The 3P6816 Gear Pump is designed for CAT 3306 engines and compatible with D6C, D6D, D6E, D6G, and D6G2 construction machinery models.
  • Can you provide cross-reference information for OEM part numbers?
    Yes, we support original part interchange. The 3P6816 is also known under part numbers CA3P6816, 3P-6816, and 3P6816. Please provide your original part number for verification.
  • What is the primary function of this gear pump?
    This gear pump delivers hydraulic or lubricating oil to maintain system pressure and flow rate, providing continuous and reliable power support for construction machinery hydraulic or lubrication systems.
  • Is the product tested before shipping?
    Yes, we conduct 100% testing of all products before shipping to ensure quality and performance reliability.
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