Ramp offers to buy: Main Hydraulic Pump Caterpillar 3228733 for CAT 330D / CAT 336D

✅ In stock – order now

📄 Product Description:

OEM-quality main hydraulic pump part number 3228733, designed for Caterpillar excavators CAT 330D and CAT 336D. This high-pressure, variable-displacement pump delivers stable hydraulic flow for boom, arm, bucket, swing, and travel circuits. Supplied fully assembled and ready for direct installation, ensuring maximum power, smooth operation, and long service life.

🔧 Compatibility (Applications):

Compatible CAT Models:

• CAT 330D

• CAT 330DL

• CAT 336D

• CAT 336DL

• Other D-series models using pump P/N 3228733

Function: Main hydraulic pump (P1 + P2 pump sections)

System: Excavator primary hydraulic power source

🔁 Cross-Reference / Part Numbers:

• 3228733

• 296-4281

• 2964281

• 322-8733

• Equivalent OEM references

🛠 Specifications:

• Manufacturer: OEM / Caterpillar-approved supplier

• Type: Variable displacement axial piston pump

• Pressure: High-pressure, heavy-duty performance

• Condition: New / replacement

• Included Components:

  • Full pump assembly

  • Rotating group

  • Valve plate

  • Shaft assembly

  • Control valve

  • Seal kit

• Packaging: Export-grade wooden crate

• Warranty: Manufacturer’s limited warranty

⭐ Key Features:

• Direct bolt-on replacement for CAT 330D / 336D

• Stable flow and excellent hydraulic response

• Heavy-duty design for long operational life

• Precise control under continuous load

• Factory-tested to OEM performance specifications