Product Description
Transmission Gear Pump 21-7385 6Y-3864 9W-5426 for Caterpillar Backhoe Loader 416B 436B .
Designed for heavy-duty construction machinery, our Transmission Oil Charge Pump ensures stable oil circulation and pressure maintenance in transmission systems. Engineered with precision manufacturing techniques, this pump delivers reliable performance under extreme working conditions, making it an ideal choice for excavators, loaders, bulldozers, and other construction equipment.
Key Features
1. High Efficiency & Low Energy Consumption
- Adopts advanced gear design to minimize energy loss, achieving a 15% higher efficiency than conventional pumps.
- Smooth operation reduces power consumption, contributing to lower fuel costs for machinery owners.
2. Durable Construction
- Built with high-strength alloy steel housing and carbon steel gears, resistant to wear, corrosion, and impact.
- Heat-treated components enhance fatigue resistance, extending service life by over 20% in harsh environments.
3. Precise Pressure Control
- Accurate pressure regulation ensures optimal lubrication and cooling for transmission systems, preventing gear damage and overheating.
- Adjustable flow rate (50-120 L/min) to meet diverse operational requirements.
4. Easy Installation & Maintenance
- Standardized interface compatible with major machinery brands (Caterpillar, Komatsu, Volvo, etc.).
- Modular design allows quick replacement of wearing parts, reducing downtime and maintenance costs.
Technical Specifications
| Parameter |
Value |
| Type |
Gear Pump |
| Rated Pressure |
20 bar (290 PSI) |
| Maximum Pressure |
25 bar (363 PSI) |
| Flow Rate (at 1500 RPM) |
100 L/min |
| Input Speed Range |
1000-2500 RPM |
| Viscosity Range |
10-300 cSt (at 40°C) |
| Oil Type |
Transmission oil (ISO VG 32-68) |
| Weight |
8.5 kg |
Application Scenarios
Ideal for:
Excavators (20-50 ton class)
Wheel Loaders (5-30 ton class)
Bulldozers & Graders
Road Rollers & Pavers
Industrial Gearboxes
Ensures stable transmission system performance in:
Mining sites
Construction sites
Quarries
Logistics hubs
Why Choose Us
ISO 9001:2015 certified manufacturing process
100% leakage test and pressure cycle test before delivery
Material traceability system for full quality control
CE, SGS, and RoHS compliant
More Popular Items
Our comprehensive product portfolio includes:
- G.E.T. parts
- Undercarriage components
- Rubber tracks
- Buckets & attachments
- Extensive engine part solutions
We pride ourselves on delivering tailored supply solutions to meet your exact requirements.
Packaging & Shipping
Packing: we can do Paper carton, plywood case, woven Bag, wide different way of packin gaccording to your request
shipping: by truck, by train, by sea, by air all shipping ways can be choose. Flexible and diverse transportation methods can meet the various needs of customers
Certifications
Audited Supplier 
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