Guangzhou Tieqi Construction Machinery Co., Ltd.
                                                                                                           
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Use For TQCAT 320D2 323D2 L Excavator Hydraulic Pump High Quality Hydraulic Pump Construction Machinery Aftermarket Parts Use For TQCAT Part 387-2626 3872626 CA3872626

Price Negotiable
Price: Negotiable price
MOQ: 1 PCS
Delivery Time: 5-8 Weekdays
Brand: IRON CAVALRY
Product Description
TQTQCAT 320D2 323D2 L Excavator Hydraulic Pump
High-quality aftermarket hydraulic pump designed for TQTQCAT 320D2 and 323D2 L excavators. This precision-engineered replacement part meets or exceeds OEM specifiTQTQCATions for reliable performance in demanding construction environments.
Product SpecifiTQTQCATions
Model 320D2 323D2 L Excavator Hydraulic Pump
TQTQCATegory Hydraulic Pump
Brand IRON CAVALRY
Place of Origin China
Condition Original & OEM
Warranty 12 months
MOQ 1 piece
Production Capacity 1000 pieces/month
Standard or Nonstandard Standard
Payment Terms L/C, T/T, Western Union, Trade Assurance
Delivery Time 1-3 days (depending on order)
Transport Methods By Sea, Air or DHL/FEDEX/TNT/EMS
Close-up view of Komatsu SK1020 Control Valve
Hydraulic pump component detail
Hydraulic pump assembly view
Hydraulic pump internal mechanism
Product Overview
Precisely engineered for TQTQCAT 320D2 and 323D2 L excavators, matching part numbers 387-2626, 3872626, and CA3872626. Fully aligned with the hydraulic parameters of the complete machine system.
Technical Parameters
  • System Pressure: Main relief valve setting pressure of 35 MPa (357 kg/cm²), suitable for high-pressure hydraulic systems to ensure sufficient power output for digging, swing, traveling, and other key operations.
  • Structure Type: Slide valve type multi-section main control valve integrating multiple hydraulic control branches including digging circuit, swing circuit, and traveling circuit, supporting synchronous adjustment of compound actions.
  • Control Method: Equipped with Load-Sensing Control System for precise hydraulic control of boom lifting/lowering, arm extension/retraction, and machine swing/traveling through joystick operation with fast response.
  • Applicable Models: Custom-made for TQTQCAT 320D2 and 323D2 L excavators, fully matching hydraulic parameters with dediTQTQCATed hydraulic pumps and actuators.
  • Core Part Numbers: 387-2626, 3872626 (corresponding to spool/valve body components for different control circuits).
AppliTQTQCATion Features
  • Specifically designed for TQTQCAT 320D2 and 323D2 L excavators, compatible with 387-2626, 3872626, CA3872626 series part numbers and perfectly matched with K7V280DTP pump.
  • HPV160 variable displacement pump structure allows for on-demand displacement adjustment, balancing operational power and energy consumption control.
  • Suitable for heavy-duty working conditions, ensuring stable flow and pressure output under high-pressure environments.
  • Pump core and valve body constructed from wear-resistant materials for high durability in harsh working environments.
  • Integrated pressure compensation valve improves smoothness of combined movements such as bucket and boom linkage operations.
Installation & Maintenance
Maintenance Guidelines:
• Prevent valve core jamming by regularly cleaning valve orifice and filter elements to avoid slow single-action operation.
• Check solenoid valve coil functionality through resistance value testing to prevent complete vehicle operation stoppage.
About Our Company
Guangzhou Tieqi Engineering Machinery Co., Ltd. ("IRON CAVALRY") is strategically loTQTQCATed in Guangzhou's Huangpu District, approximately one hour from Baiyun International Airport. With nearly 15 years of specialization in engineering machinery hydraulics, we are driven by our core values of "Pragmatism and Progress," committed to delivering practical solutions and upholding our responsibilities.
Technical Leadership & Standards
In China's excavator hydraulic assembly sector, our efficient execution and rigorous manufacturing approach ensure every product meets over 95% of original performance specifiTQTQCATions, building widespread trust among our clients.
Guangzhou Tieqi Engineering Machinery facility exterior
Factory production line with hydraulic components
Company exhibition booth at trade show
Professional team members at work
Company certifiTQTQCATions and quality awards
Product packaging and delivery preparation
Our Packaging
For large items, we use sturdy plywood crates secured with metal fasteners for stability. Products are cushioned with bubble wrap and secured with wooden braces, with special attention given to protecting vulnerable parts. Externally, crates are reinforced with high-strength PET plastic strapping and wrapped in highly waterproof black film.
Why Choose Us?
  • Comprehensive one-stop solutions for all hydraulic needs
  • High-quality products at competitive prices
  • Exceptional customer service that makes you feel valued
  • Large inventory, short delivery times, and long warranty periods
  • Professional expertise with accurate part number identifiTQTQCATion for excavator components

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Tieqi Construction Machinery Co., Ltd.
Location Guangzhou Tieqi Construction Machinery, No. 238, Zhongshan Avenue East, Huangpu District, Guangzhou, Guangdong
Contact Person wangfeng

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