71470391 Lift Cylinder Seal Kit for Fiat Hitachi Excavator EX330
71470391 Lift Cylinder Seal Kit Product Overview
As a leading manufacturer of high-performance hydraulic seal kits, our factory proudly presents the 71470391 Lift Cylinder Seal Kit, an indispensable solution specifically engineered for the Fiat Hitachi EX330 Excavator. This premium aftermarket kit is crucial for restoring and optimizing the performance of the excavator”s lift cylinder, a vital component responsible for the machine”s primary lifting and digging functions. We understand that reliable hydraulic sealing is paramount for heavy equipment uptime and operational efficiency. Our 71470391 seal kit is meticulously crafted to prevent costly hydraulic fluid leaks, protect internal cylinder components from abrasive contaminants, and sustain optimal system pressure. This directly contributes to reduced maintenance costs and extended service life for construction machinery. As a wholesale supplier, we provide robust sealing solutions that meet stringent industry standards, offering a dependable alternative for equipment distributors and repair facilities.
Technical Specifications
| Specification | Detail |
| Part Number | 71470391 |
| Applicable Model | Fiat Hitachi EX330 Excavator |
| Cylinder Application | Hydraulic Lift Cylinder |
| Rod Size | 105mm |
| Condition | New, High-Quality Aftermarket |
| Material Composition | Premium Nitrile Butadiene Rubber (NBR), Polyurethane (PU), Fluoroelastomer (FKM), and Polytetrafluoroethylene (PTFE) compounds |
71470391 Seal Kit Main Components
| Wiper Seals (Dust Seals) | Cleans the rod surface, preventing external contaminants from entering the cylinder. |
| U-Cup Seals | Provides primary sealing for the piston or rod, ensuring efficient hydraulic pressure. |
| Buffer Seals | Absorbs pressure spikes, protecting the primary seals from extrusion and extending their life. |
| Backup Rings | Prevents O-rings and other seals from extruding under high pressure. |
| O-rings | Provides static and dynamic sealing for various internal connections and component interfaces. |
Core Advantages
•Optimized Lift Performance: Restores full hydraulic power for efficient lifting and digging operations.
•Exceptional Durability: Manufactured from industrial-grade materials for superior resistance to wear, pressure, and temperature fluctuations.
•Comprehensive Protection: Prevents leaks and contamination, safeguarding internal cylinder components and extending equipment lifespan.
•Cost-Efficient Solution: A reliable aftermarket alternative that significantly reduces overall maintenance costs and ensures consistent availability.
Frequently Asked Questions (FAQ)
Q: Do you have any other excavator model repair seal kits ?
A: Yes. As the professional excavator seal kits manufacturer, we produce all the excavators repair seal kits, standard sizes and also support customization. Please tell us the part number seal kit you want.
Q: I can’t find the model I want. Are all your seal repair kits here?
A: No. We have more than tens of thousands seal kits. Here only a small part of them is shown. We have stock of all the seal kits for construction machinery. Please contact us!
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