Excessive case drain, weak boom and arm speed, or a main pump that whines under load usually mean the K5V140DTP Excavator Hydraulic Main Pump has reached the end of its service life. RITO supplies the K5V140DTP Excavator Hydraulic Main Pump (nominal 140 cc/rev), built for the 28-33 ton class excavator sector, to return flow, pressure and oil temperature to normal.
Item NO.:
K5V140DTPOrder(MOQ):
1pcsPayment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANShipping Port:
Huangpu,GuangzhouLead Time:
In StockK5V140DTP Excavator Hydraulic Main Pump used across 28-33 ton class machines, rated at 140 cc/rev nominal displacement. Its function is to converts engine power into controlled high-pressure oil flow that drives the boom, arm, bucket and travel circuits, and it relies on a matched regulator and control plate to hold pressure accuracy as load changes. In the field, K5V140DTP identify closely related versions of the same pump family. RITO supplies the complete assembly as a service replacement; verify the machine serial number, mounting flange, shaft spline and hydraulic port configuration before ordering.
| Part Number | K5V140DTP |
|---|---|
| Part Name | Excavator Hydraulic Main Pump |
| Compatible Brand | Kawasaki (KPM) |
| Applicable Models | 28-33 ton class excavator hydraulic system |
| Application | Main hydraulic pump supplying boom, arm, bucket, swing and travel circuits |
| Material | |
| Product Color | Industrial grey / black coating |
| Working Temperature | -25°C~+80°C |
| Key Function | Converts engine power into controlled high-pressure oil flow |
| Condition | 100% New Aftermarket OEM Quality |
| Packaging | Wooden Case Reinforced Carton Neutral Packing Customized Box |

Built around a matched cylinder block, piston set and control plate, the {M} restores the flow and pressure the {cls} machine was designed for, so cycle times and digging force return to normal.

The {M} uses the same mounting flange, shaft spline and port layout as the unit it replaces, keeping downtime to a simple swap instead of a conversion.

The pump ships with its regulator and compensator assembled and set, so the machine responds correctly to load right after fitting. Final settings should still be checked against the machine specification.

A new rotating group removes the internal bypass that makes hydraulic oil run hot, lowering oil temperature and protecting the seals, hoses and cylinders downstream of the pump.

FAQ
Q: Which excavators use the {M} main hydraulic pump?
A: The {M} is a Kawasaki K series axial piston pump widely used in the {cls} excavator sector. Because the same pump family is built in several configurations, confirm the machine model, mounting flange, shaft spline and port layout against the pump you are replacing.
Q: What are the common reference numbers for {M}?
A: In service the {M} is seen under the designations {REFS}. The most reliable identification is the nameplate on the pump itself together with the machine serial number.
Q: What symptoms show the {M} pump needs replacing?
A: Look for slow cycle times, weak boom and arm speed, climbing hydraulic oil temperature, excessive case-drain flow and a pump that whines or vibrates under load. These all indicate internal bypass past the rotating group.
Q: Is the {M} a main pump or a swing motor?
A: The {M} shown here is an excavator main hydraulic pump. It is not a swing motor or a control valve, so it should be ordered together with the correct regulator and compensator configuration.
Q: How do I confirm the {M} fits my machine?
A: Compare four items with the removed pump: the mounting flange and bolt pattern, the drive shaft spline, the positions and sizes of the hydraulic ports, and the regulator type. If all four match, the pump is the correct service replacement.
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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