Hydraulic instability in heavy-duty excavators often leads to production delays, especially in large-scale mining and earthmoving operations. Built on the robust 4289281 main pump platform, this EX550LC-5 assembly ensures strong and stable hydraulic delivery, helping machines maintain consistent digging force and smooth multi-function control under continuous load conditions.
Item NO.:
9136529 0001284Order(MOQ):
1Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANLead Time：
2-3 DAYS
| Part Number |
|
|---|---|
| Part Name | Hydraulic Pump |
| Compatible Brand | Hitachi |
| Applicable Models | EX550LC-5, EX550-5 |
| Application | Excavator |
| Material | High-Strength Alloy Steel |
| Product Color | Industrial Grey |
| Working Temperature | -20°C to +85°C |
| Key Function | Converts engine power into hydraulic system pressure |
| Condition | 100% New, Aftermarket / OEM Quality |
| Packaging | Wooden Case/Reinforced Carton/Neutral Packing / Customized Box |
Ensures consistent hydraulic force for digging, lifting, and travel operations.
Designed to withstand long operating hours in mining and construction sites.
Reduces energy loss while improving overall hydraulic system responsiveness.
FAQ
A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.
Q:Why Choose RITO?
A:Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies
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