Ensure your heavy equipment operates at peak cooling efficiency with the high-durability Hitachi Radiator Oil Seal 707-99-38810. Designed for extreme pressure and thermal resistance, this oil seal is the critical link in preventing radiator leaks and maintaining engine safety. Whether you are performing a routine overhaul or a critical repair, our 7079938810 replacement ensures a perfect fit for Hitachi machinery.
Follow Us on Facebook for Real-time Stock Updates!| Core Procurement Points | Standard Market Grade | Our Premium OEM / Replacement |
|---|---|---|
| 1. Material Composition | Basic Nitrile Rubber | High-Grade Fluorine / Viton for Heat Resistance |
| 2. Pressure Tolerance | Up to 5 Bar | Reinforced Structure (Up to 12 Bar) |
| 3. Fit Precision | Variable (+/- 0.5mm) | Zero-Tolerance CNC Precision Mold |
| 4. Service Life | 1500 - 2000 Hours | Extends up to 5000+ Operational Hours |
| 5. Chemical Resistance | Low (Standard Oils Only) | Resistant to Synthetic Fluids & Additives |
| 6. Cost Efficiency | Lower upfront, higher downtime | Best ROI through Reduced Maintenance Cycles |
| Model NO. | Hitachi Heavy Equipment Radiator System | Part Number | 707-99-38810 / 7079938810 |
| Product Name | Radiator Oil Seal | Type | Mechanical Dynamic Seal |
| Condition | Brand New, OEM Standard Replacement | MOQ | 1 Piece |
| Payment Terms | T/T, Western Union, MoneyGram | Stock Status | In Stock / Fast Dispatch |
| Delivery Methods | Express (DHL, Fedex, EMS, UPS), Air, or Sea | Packaging | Industrial Export Packing |
| Application | Engine rebuild, radiator overhaul, cooling system maintenance, hydraulic sealing | ||
Common signs include coolant contamination in the hydraulic oil, visible weeping around the radiator seal housing, and engine overheating. If the 7079938810 seal is compromised, pressure loss in the cooling circuit will occur, leading to significant mechanical risk.
We recommend replacement during every major engine overhaul or if any thermal fluctuations are detected. Utilizing a Brand New OEM Standard Replacement ensures that your machine avoids unexpected downtime in the field.
Our seals feature an OEM-standard tri-metal structure and are Trusted by repair shops & equipment fleets globally for their reliability in harsh construction environments.
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We specialize in providing high-performance solutions for global brands including Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our core expertise lies in engine assembly and precision-engineered internal components.
Our Comprehensive Product Range Includes:
Cylinder Liner Kits and Pistons
Piston Rings and Crankshaft Bearings
Connecting Rod Bearings and Thrust Washers
Full Engine Overhaul Gasket Kits
Diesel Fuel Injection Pumps and Injectors
Precision Ground Crankshafts and Turbochargers
High-Flow Water Pumps and Oil Pumps
Cylinder Blocks, Cylinder Heads, and Connecting Rods
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