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John Deere Hydraulic Main Pump | AT302661, AT457670, AT372688 | Hitachi Excavator Pump
| Model Number | AT302661 83006780, AT457670 |
|---|
Product Description
John Deere Excavator Hydraulic Main Piston Pumps (OEM Replacement)
Product Overview: To ensure your construction equipment maintains peak breakout force and system responsiveness, we provide a comprehensive range of hydraulic main pumps for John Deere and Hitachi excavators. This selection features core OEM part numbers including AT302661, 83006780, AT457670, and AT372688. Engineered for the most demanding earthmoving environments, these primary pumps deliver extreme power density and precise load-sensing control. Whether for compact models like the 75G/85G or larger machines like the 210G, these pumps are the perfect “drop-in” replacement to restore coordinated multi-function movements and optimize fuel efficiency.
Key Technical Advantages:
OEM-Grade Precision Fit: Manufactured strictly to John Deere standards, ensuring all mounting points and port specifications match original equipment for a seamless installation.
High-Response Load Sensing: Equipped with advanced control valves that modulate flow in milliseconds based on boom, arm, and swing loads, drastically reducing system heat generation.
Extended-Life Rotating Groups: Pistons, cylinder blocks, and valve plates undergo specialized heat treatment for superior resistance to cavitation and wear during heavy-duty operation.
Maximum Pressure Capability: Designed to handle continuous pressures up to 34.3 MPa (4975 PSI), providing the necessary force for hard-ground excavation.
Quiet-Running Architecture: Optimized internal dampening structures suppress vibrations from hydraulic pulses, significantly enhancing operator comfort in the cabin.
Detailed Models & Parameters:
Compatible Brands: John Deere, Hitachi.
Core OEM Part Numbers: AT302661, 83006780, AT457670, AT372688.
Compatible Machinery: 75G, 85G, 210G, 245G Series Excavators.
Pump Type: Tandem Variable Axial Piston Pump.
Rated Pressure: 34.3 MPa (4975 PSI).
Mounting: Standard SAE or Machine-specific customized flanges.
Target Applications: Primary power source for travel, boom lift, arm crowd, and swing drive functions.
Company Profile
We adhere to international quality management standards and provide a 1-year warranty including maintenance and replacement. We have established long-term strategic cooperation with many well-known brands and continuously launch new products to meet market development. Flexible payment terms are supported, including USD settlement, Alipay, Western Union and T/T.
Relying on our standardized production base and professional foreign trade team, we provide competitive factory direct prices, efficient logistics channels and punctual delivery. FJZY Hydraulic is devoted to being your trustworthy long-term partner in hydraulic and agricultural machinery fields.
Our Advantages
Fast & Reliable Delivery
Extensive Partnerships
We collaborate with numerous factories, offering a wide range of product selections and providing you with instant quote responses
Strict Quality Assurance
Quality first is our principle. We provide a one-year warranty service, ensuring you receive top-tier quality products with confidence.
Competitive Pricing
Through efficient production and close cooperation, we offer highly competitive prices, guaranteeing a cost-effective experience for you.
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