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K3V63DT Hydraulic Pump: Compact Power for Efficient Excavator Performance
In the competitive world of construction machinery, efficiency, durability, and power density are crucial factors for hydraulic components. One standout product that balances all three is the K3V63DT hydraulic pump — a compact, high-performance unit built to support mid-sized excavators and industrial equipment.
🔍 What is the K3V63DT Hydraulic Pump?
The K3V63DT is a tandem axial piston hydraulic pump originally developed by Kawasaki Precision Machinery. Designed to deliver strong hydraulic flow within a compact frame, this double pump unit is widely used in 8-16 ton excavators, compact drilling machines, and other mobile equipment.
“DT” indicates a double tandem design, enabling the pump to run two hydraulic circuits simultaneously — ideal for operations requiring synchronized movement and precision control.
⚙️ Technical Specifications
Parameter | Specification |
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Model | K3V63DT |
Displacement | 63 cc/rev × 2 |
Rated Pressure | 34.3 MPa (343 bar) |
Peak Pressure | 39.2 MPa (392 bar) |
Max Input Speed | 2,600 rpm |
Type | Axial piston (tandem swashplate) |
Applications | Excavators, drilling rigs, cranes |
✅ Key Features
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Compact & Powerful: Small footprint without compromising flow rate and pressure capacity.
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High Efficiency: Optimized internal flow paths reduce energy loss and heat generation.
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Long Service Life: Hardened precision components ensure superior wear resistance.
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Smooth Operation: Low vibration and noise output, increasing operator comfort and machine reliability.
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Easy Integration: Compatible with a wide range of excavator models like Kobelco SK130, Komatsu PC120, Hyundai R130, Doosan DH150, and others.
🏗️ Application Areas
The K3V63DT is commonly used in:
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13–16 ton excavators
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Compact crawler drills
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Mobile cranes
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Hydraulic crawler dumpers
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Forestry equipment
It is especially suitable for machines that need a balance of manoeuvrability and hydraulic power, such as urban construction machines working in narrow areas.
🔄 OEM & Aftermarket Options
While the original Kawasaki K3V63DT pump is widely used in OEM equipment, many trusted brands now offer aftermarket replacements. Notable options include:
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DEKA
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Handok
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Kayaba replacement brands
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Custom-manufactured units with improved materials
These alternatives provide nearly identical specifications at a more competitive price, ideal for equipment repair companies and hydraulic system integrators.
💬 Customer Feedback
“We use K3V63DT pumps from DEKA in reconditioned Komatsu PC120 units. The pressure performance is stable even after 1,000 hours.”
— Workshop Manager, Vietnam
“For rental fleets, we switched to K3V63DT aftermarket units. The savings are significant and reliability is excellent.”
— Construction Equipment Supplier, South Africa
📦 Looking for a Supplier?
If you're sourcing K3V63DT hydraulic pumps — original or replacement — ensure that the product:
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Matches OEM specs (especially displacement and pressure)
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Includes proper testing (flow, pressure, leakage)
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Has support for spare parts like valve plate, piston shoe, cylinder block, and shaft
We offer bulk pricing, fast shipping, and technical support.
🔚 Final Thoughts
The K3V63DT hydraulic pump delivers the ideal combination of performance, size, and affordability for mid-sized excavators and hydraulic machinery. Whether for OEM replacement or equipment upgrades, it’s a smart investment in reliable hydraulic power.





FAQ
How can I place an order?
You can place an order through our user-friendly online platform or by contacting our sales team directly. Simply browse our catalog, select the parts you need, and follow the checkout process to complete your order.
Are your parts compatible with all excavator brands?
Weihuparts strives to offer parts compatible with a wide range of excavator brands and models. However, we recommend checking the product specifications or consulting with our team to ensure compatibility with your specific excavator.
Do you provide installation services for your parts?
While we do not offer installation services directly, we can recommend qualified professionals or resources to assist you with the installation of our parts. Our customer support team can provide guidance on finding local service providers.
What types of excavator parts do you offer?
Weihuparts provides a comprehensive range of excavator parts, including but not limited to buckets, hydraulic components, undercarriage parts, and engine components. Our goal is to be your one-stop solution for all excavator needs.
Do you offer bulk purchasing options?
Yes, we offer competitive pricing for bulk orders. If you are interested in purchasing large quantities of parts, please contact our sales team to discuss your requirements and receive a customized quote.

The K3V63DT hydraulic pump is a high-quality axial piston pump widely used in excavators and heavy machinery. Known for its durability and efficiency, this pump ensures smooth hydraulic power transmission and stable machine operation. Available in both OEM and aftermarket versions, it serves as a reliable replacement or upgrade for hydraulic systems.
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✔️ Designed specifically for excavators and heavy machinery
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✔️ Axial piston design for efficient hydraulic performance
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✔️ OEM and aftermarket versions available
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✔️ High pressure and reliable fluid flow
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✔️ Durable materials and precision manufacturing
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✔️ Fast shipping with secure packaging
- 🛒 Order Your K3V63DT Hydraulic Pump Today – Durable, Reliable & Efficient
📞 Contact Us for pricing, stock availability, or technical inquiries
🌍 Fast Global Shipping | OEM & Aftermarket Options | Secure Payment -