مضخة هيدروليكية 9149201 لـ حفارة Hitachi EX135USR

Hydraulic Pump 9149201 / 9147343 / 9182922
For Hitachi EX135USR Excavator

1. Product Description
Original main hydraulic pump with OEM numbers 9149201, 9147343, 9182922, designed for Hitachi EX135USR (also fits EX120-5 / EX130H-5 / EX130K-5). It is a HPV050FW series variable displacement axial piston twin pump, matching the original negative flow control system for direct bolt-on replacement without modification.
2. Key Specifications
OEM Part No.: 9149201 / 9147343 / 9182922
Model: HPV050FW-RH18C
Type: Variable displacement axial piston twin pump
Displacement: 60 cm³/rev
Rated Pressure: 31.4 MPa (314 bar)
Max Pressure: 34.3 MPa (343 bar)
Control: Negative flow control
Weight: ~105 kg
Application: Hitachi EX135USR, EX120-5, EX130H-5, EX130K-5
3. Compatible Models
Hitachi EX135USR
Hitachi EX120-5
Hitachi EX130H-5
Hitachi EX130K-5
4. Features & Advantages
1:1 OEM Match: Same mounting, ports and control interface; direct replacement.
Negative Flow Control: Matches EX-5 series hydraulics for smooth operation and fuel efficiency.
High Durability: Precision-hardened cylinder block, pistons and valve plate for long life.
Original Quality: Factory tested for reliable performance in tight urban/utility jobsites.
5. Supply & Warranty
Stock: In stock at Guangzhou warehouse
Delivery: 1–3 working days
Warranty: 12 months (new)
Packing: Export wooden box
6. Why Choose Us
With over 10 years of specialized experience in excavator spare parts, we are your trusted partner for reliable, high-quality components. We maintain a large stocked warehouse in Guangzhou for fast order fulfillment, offer clear warranty terms, and provide dedicated technical support to ensure compatibility and proper installation for every order.
7. Our Services & Product Range
We supply a full line of excavator parts, including Hydraulic Parts, Swing Motor, Slew Bearing, Hydraulic Pump, Swing Reduction, Engine Assembly, Final Drive, Control Valve, Hydraulic Cylinder, Travel Reduction, Gear Parts, and ECU, compatible with all major brands: Hitachi, CAT, Komatsu, John Deere, Yanmar, Volvo, Kobelco, Doosan, Sany, Hyundai, LiuGong, Takeuchi, Kubota, XCMG, Bobcat, and JCB.
8. FAQ for Excavator Parts Buyers
Q: Will this pump fit my EX135USR?
A: Yes, it is a direct OEM replacement for 9149201 / 9147343 / 9182922 on EX135USR.
Q: Do you provide technical support?
A: Yes, we offer installation guidance and troubleshooting support.
Q: What are your shipping options?
A: Air/express (3–7 days) and sea freight (30–45 days); in-stock items ship in 1–3 days.