Product Overview
The MOOG HP-R18B1-RKP080KM28E3Z00S1 / D955-0001 is a high-performance radial piston pump engineered by MOOG, a globally recognized leader in precision hydraulic motion control technology. Operating on the proven radial piston principle, this pump features a rotating eccentric shaft that drives multiple pistons arranged radially within a stationary cylinder block, delivering exceptionally smooth fluid displacement with minimal pulsation. The RKP series is specifically designed for demanding industrial applications requiring high operating pressures, precise volumetric control, and long service life. With its robust construction and advanced engineering, this pump serves as a critical power source in hydraulic systems where reliability and precision are paramount.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Hydraulic Radial Piston Pump |
| Model Designation | HP-R18B1-RKP080KM28E3Z00S1 / D955-0001 |
| Displacement | 80 cm³/rev (RKP080 designation) |
| Operating Pressure | High-Pressure Industrial Grade (up to 350 bar continuous / 420 bar peak) |
| Mounting & Connection | Standard SAE / ISO Flange Interface |
| Shaft Configuration | Keyed Shaft, Standard Rotation |
| Control Type | Pressure / Flow Compensator Control |
Engineering Features & Advantages
- Precision Radial Piston Performance: The multi-piston radial design ensures uniform flow delivery with minimal pressure ripple, providing superior volumetric efficiency and smooth operation even at high pressures.
- High-Pressure Capability: Engineered to withstand continuous high-pressure duty cycles, making it ideal for heavy-duty industrial hydraulic systems requiring sustained force output.
- Industrial Reliability: Built for continuous operation under severe industrial conditions with robust bearing systems and hardened piston/cylinder interfaces for extended service intervals.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original MOOG OEM standards, ensuring seamless integration into existing hydraulic power units.
- Low Noise Emission: Optimized piston kinematics and precision machining reduce operational noise levels, contributing to improved workplace conditions.
Typical Industrial Applications
This MOOG radial piston pump is widely deployed in demanding industrial environments including plastic injection molding machines, metallurgical presses and rolling mills, heavy construction and marine hydraulic systems, CNC machine tool power packs, and hydraulic testing stands requiring precise high-pressure fluid delivery with exceptional reliability.
PRODUCT IMAGES

MOOG HP-R18B1-RKP080KM28E3Z00S1 / D955-0001 Radial Piston Pump
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- 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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