YNF16870 9742464 HPV050 Piston – Hydraulic Pump Piston for EX100-5 / EX120-5
Product Overview
The YNF16870 Piston is a precision-engineered replacement component for the HPV050 hydraulic pump used in Hitachi EX100-5 and EX120-5 excavators. Made from high-strength alloy steel with advanced surface treatment, this piston ensures smooth motion, minimal wear, and stable hydraulic pressure. It is designed to maintain optimal pump performance and prolong service life under demanding conditions.
Key Features
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High-precision piston for HPV050 hydraulic pumps
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Compatible with EX100-5 and EX120-5 excavators
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Wear-resistant, heat-treated alloy construction
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Ensures smooth hydraulic flow and stable pressure output
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OEM-equivalent design for easy replacement and assembly
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Long service life in heavy-duty environments
Technical Specifications
| Parameters | Details |
| OEM/ODM | Acceptable |
| MOQ | 1 Piece |
| Brand | OEM |
| Product Name | Piston |
| Packaging Details | Neutural Packing |
| Shipment | DHL FEDEX TNT EMS UPS |
| Availablity | In stock |
| Color | Customized |
| Application | Excavator |
| Packaging | Plastic bag |
Applications
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Hitachi EX100-5 / EX120-5 hydraulic pump maintenance
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HPV050 pump repair and rebuilding
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Excavators, loaders, and other construction machinery requiring reliable pump pistons
Support and Services
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Part verification and compatibility confirmation
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Technical support for installation, assembly, and troubleshooting
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Supply of complete HPV050 pump repair parts (cylinder block, rotors, valve plates, shoe plates, seals, etc.)
Packing and Shipping
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Protective anti-rust coating
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Individually packed in foam and sealed plastic
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Export-grade carton or wooden case for bulk shipments
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Suitable for express, air, or sea shipping
Frequently Asked Questions
Q: How do I know this piston fits my HPV050 pump?
A: Provide your pump part number or photos, and we will verify compatibility.
Q: Is this piston heat-treated?
A: Yes, it undergoes heat treatment for improved hardness and wear resistance.
Q: Can this be used with rebuilt pumps?
A: Absolutely, it is suitable for both new and refurbished pump assemblies.
Q: Do you supply other HPV050 parts?
A: Yes, including cylinder blocks, rotors, valve plates L/R, swash plates, and full repair kits.
