Product Overview
The Rexroth 0510525431 is a high-performance external gear pump engineered for robust industrial hydraulic systems. Operating on the positive displacement principle, this pump utilizes a pair of precision-meshed external spur gears to draw hydraulic fluid from the reservoir and deliver it under pressure to the circuit. Manufactured by Bosch Rexroth, a global leader in drive and control technology, this model is designed for continuous duty in demanding environments where reliability, efficiency, and consistent flow are critical. Its external gear design ensures a compact footprint, high power density, and excellent suction characteristics, making it a staple component in centralized lubrication systems, power packs, and mobile hydraulic applications.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | External Gear Pump |
| Model Designation | 0510525431 |
| Operating Pressure | Standard Industrial Grade (Up to 250 bar continuous, 280 bar peak) |
| Mounting & Connection | Standard ISO 4-Hole Flange / Splined Shaft Interface |
| Displacement Range | Nominal 5.5 to 8.0 cm³/rev (dependent on gear width configuration) |
| Rotation Direction | Clockwise (Standard), viewed from drive shaft |
Engineering Features & Advantages
- Precision Gear Meshing: The external spur gears are manufactured with high-precision tooth profiles, ensuring minimal internal leakage, high volumetric efficiency, and smooth, low-pulsation fluid delivery.
- Durable Casing Construction: The pump features a robust cast iron or high-strength aluminum alloy housing that withstands high pressures and provides excellent heat dissipation during continuous operation.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, including high shock loads and varying temperature ranges, ensuring a long service life.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, allowing for drop-in replacement without modification to existing manifolds or drive couplings.
Typical Industrial Applications
This Rexroth external gear pump is ideally suited for a wide range of heavy industrial scenarios, including plastic injection molding machines where precise flow control is required for clamping and injection cycles, metallurgical presses for consistent force generation, construction and marine hydraulics for reliable power transmission in harsh environments, and CNC machine tools for accurate lubrication and coolant delivery systems.
PRODUCT IMAGES
REXROTH 0510525431 External Gear Pump
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- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
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