Main hydraulic pressure dropping or slow cycle times on your ? A worn K5V80 pump lets the rotating group bypass internally, starving every circuit. RITO rebuilds this main pump to OEM clearances so your machine's dig force and speed come back from the first hour.
Item NO.:
K5V80Order(MOQ):
1pcsPayment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANShipping Port:
Huangpu,GuangzhouLead Time：
In StockK5V80 Excavator Main Hydraulic Pump for . Precision-machined barrel bores and lapped valve face restore volumetric efficiency, while the factory-calibrated regulator maintains stable pressure-flow output across the full working range.
| Part Number | K5V80 |
|---|---|
| Part Name | Excavator Hydraulic Main Pump (Piston Pump) |
| Compatible Brand | Main Pump |
| Applicable Models | Excavator |
| Application | Main hydraulic pump for excavator all-function operation |
| Material | High-strength alloy steel |
| Product Color | Metallic industrial finish |
| Working Temperature | -25°C~+60°C |
| Key Function | Generates main hydraulic flow and pressure for work circuits |
| Condition | 100% New Aftermarket OEM Quality |
| Packaging | Wooden Case Reinforced Carton Neutral Packing Customized Box |
The K5V80 cylinder block, pistons and shoes are machined to OEM clearance, restoring volumetric efficiency on the .
Barrel face and valve plate are surface-matched to Ra 0.2, eliminating break-in leakage on the main circuit.
The regulator is pre-set to the engine power curve, preventing overload during combined boom, swing and travel demand.
K5V80 port configuration and flange are confirmed for the , providing direct bolt-on installation.
FAQ
Q: What symptoms indicate the K5V80 pump needs replacing on a ?
A: Main circuit pressure falls below specification, all functions slow simultaneously, case-drain flow exceeds the OEM limit, and oil temperature rises faster than normal.
Q: Does the K5V80 pump include a matched valve plate?
A: Yes, this K5V80 assembly includes a new matched valve plate and rotating group, so the sealing interface is correct from installation.
Q: What other models does the K5V80 pump fit?
A: Cross-reference keywords K5V80 / HydraulicMain Pump / Excavator Main Pump Assy / Excavator Main Pump / Variable Displacement Pump / Piston Pump Unit apply. Confirm your machine serial number with our team to verify compatibility with other models.
Q: How to confirm the K5V80 is the correct pump for my ?
A: Match the pump model plate reading K5V80 and confirm the machine is . Provide pump and machine serial numbers to our team for exact confirmation.
Q: What quality options are available?
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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