RG518-67840 Hydraulic Cylinder Seal Kit for Kubota Excavators Bucket Repair
Product Overview
As a leading manufacturer of high-quality hydraulic seal kits, our factory proudly presents the RG518-67840 Seal Kit, a robust and reliable solution engineered for a range of Kubota mini excavators. This premium aftermarket kit is specifically designed to restore optimal sealing performance in the bucket cylinders of popular models such as the Kubota U35-3, KX121-3, KX101-3, KX101-3A, KX101-2, and KX91-3. Manufactured with precision and using durable materials, this seal kit effectively prevents hydraulic fluid leakage, protects against contamination, and ensures the smooth, powerful operation of your excavator’s critical hydraulic functions. Ideal for heavy equipment parts suppliers, repair shops, and fleet maintenance teams, our RG51867840 seal kit guarantees extended component life and reduced downtime for your machinery.
Technical Specifications
| Specification | Detail |
| Part Number | RG518-67840, RG51867840 |
| Applicable Models | Kubota U35-3, KX121-3, KX101-3, KX101-3A, KX101-2, KX91-3 Mini Excavators |
| Cylinder Application | Bucket Cylinder |
| Rod Diameter | 40 mm |
| Bore Diameter | 65 mm |
| Condition | New, Aftermarket Replacement |
| Material Composition | High-grade Polyurethane (PU), Nitrile Butadiene Rubber (NBR), PTFE |
RG518-67840 Seal Kit Components
| Component | Function |
| Rod Seals | Prevents external leakage along the cylinder rod. |
| Piston Seals | Ensures efficient pressure separation within the cylinder. |
| Wiper Seals | Keeps contaminants out by cleaning the rod surface. |
| Wear Rings | Guides the piston and rod, preventing metal-to-metal contact. |
| Buffer Seals | Absorbs pressure spikes and protects the rod seal. |
| O-rings | Provides static and dynamic sealing in various applications. |
Core Advantages
•Precision Fit & Performance: Engineered to exact OEM specifications for seamless integration and reliable hydraulic function.
•Enhanced Durability: Constructed from premium materials resistant to abrasion, high pressure, and temperature fluctuations.
•Cost-Effective Solution: Offers a high-quality, long-lasting repair at a competitive price, minimizing operational expenses.
•Broad Compatibility: Services multiple popular Kubota mini excavator models, simplifying inventory for distributors and repair centers.
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