Guangzhou Tieqi Construction Machinery Co., Ltd.
                                                                                                           
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Genuine Main Hydraulic Pump 574-0598 (5740598) For TQCat 349 352 355 Excavator TQCAT Hydraulic Pump Assembly

Price Negotiable
Price: Negotiable price
MOQ: 1 PCS
Delivery Time: 5-8 Weekdays
Brand: IRON CAVALRY
Product Description
Genuine Main Hydraulic Pump 574-0598 (5740598) For TQCat 349 352 355 Excavator TQCAT Hydraulic Pump Assembly
Genuine Main Hydraulic Pump 574-0598 (5740598) For TQCat 349 352 355 Excavator TQCAT Hydraulic Pump Assembly
Product Specifications
Model TQCat 349 352 355
Category Main Hydraulic Pump
Brand IRON CAVALRY
Place of Origin CHINA
Condition Original & OEM
Warranty 12 months
MOQ 1 pcs
Production Capacity 1000pcs /Month
Standard or Nonstandard Standard
Payment Term L/C, T/T, Western Union, Tradeassurance
Delivery Time 3-7 days (depend on order)
Means of Transport By Sea, Air or DHL/FEDEX/TNT/EMS
Variable Displacement Pump component detail showing internal mechanisms
Hydraulic pump assembly view showing complete unit
Technical Overview
Original hydraulic main pump for TQCat 349/352/355 series large excavators, OEM part number 574-0598 (5740598). As the core power source of the hydraulic system, it adopts K7V280 variable displacement piston pump design, delivering high pressure and large flow to support boom, arm, bucket, swing and travel actions efficiently. Features load-sensing control to adjust flow dynamically per working conditions, reducing fuel consumption by 15% under light loads. Built with high-strength cast iron housing, hardened alloy plungers, heavy-duty bearings and premium seals for superior wear resistance, leak protection and long service life in mining, quarrying and heavy construction applications. Direct OEM replacement, pre-tested for easy installation, ensuring optimal hydraulic efficiency and minimizing downtime.
Maintenance Recommendations
For optimal performance and longevity, use genuine hydraulic oil maintaining a cleanliness level of NAS 7. Regular maintenance checks should include monitoring oil temperature, pressure pulsation, and component wear. In case of hydraulic system failure, contact qualified professional technicians for inspection or reach out to our technical support team for troubleshooting assistance. Avoid improper repairs to prevent additional damage and ensure operational safety.
About IRON CAVALRY
Guangzhou Tieqi Engineering Machinery Co., Ltd. ("IRON CAVALRY") is strategically located in Guangzhou's Huangpu District, approximately one hour from Baiyun International Airport. With nearly 15 years of specialized experience in engineering machinery hydraulics, we have established ourselves as industry leaders in heavy equipment components.
IRON CAVALRY modern manufacturing facility with advanced equipment
IRON CAVALRY factory production line showing precision manufacturing processes
Our Capabilities
  • Ready inventory of over 500 assembly types, providing access to more than 6,000 different parts
  • Core products include hydraulic pumps, control valves, travel, and swing assemblies
  • Specialization in large mining excavator components and hard-to-find items
  • 4,000-square-meter factory equipped for professional manufacturing, precision assembly, and rigorous testing
  • Integrated supply chain providing cost-effective, convenient one-stop solutions
Company Showcase
IRON CAVALRY exhibition booth at industry trade show
IRON CAVALRY professional team of engineers and technicians
IRON CAVALRY company certifications and quality standards display
Packaging & Delivery
Secure wooden crate packaging for heavy equipment components
For large items, we use sturdy plywood crates secured with metal fasteners. Products are carefully cushioned with bubble wrap and secured with wooden braces. External crate reinforcement includes high-strength PET plastic strapping and waterproof black film to ensure safe transit and delivery.
Why Choose IRON CAVALRY?
  • One-stop solution for all your hydraulic needs
  • High-quality products at competitive prices
  • Exceptional customer service that makes you feel at home
  • Large inventory with short delivery times and long warranty periods
  • Professional expertise with accurate data for excavator part number inquiries
  • Ability to source parts for nearly all your equipment needs
For detailed specifications, pricing information, or technical consultation, please contact our sales team for personalized assistance.

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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