The NIHON SPEED K1P9R11A is a heavy-duty industrial high pressure gear pump engineered for continuous operation in demanding hydraulic circuits. Its external gear design provides positive displacement flow with minimal pulsation, making it suitable for applications requiring consistent pressure and volumetric efficiency.
NIHON SPEED K1P9R11A Technical Specifications
| Type | External Gear Pump |
| Displacement | 9.0 cm³/rev (nominal) |
| Max. Continuous Pressure | 250 bar |
| Max. Peak Pressure | 280 bar |
| Speed Range | 600–3,000 rpm |
| Mounting | SAE 2-bolt flange |
| Shaft Type | Straight keyed |
| Port Connections | SAE split flange |
| Body Material | Cast iron / aluminum alloy |
| Operating Temperature | -20°C to +80°C |
Key Engineering Features
- Pressure-balanced bearing blocks for high volumetric efficiency
- Hardened and ground gear teeth for reduced wear and long service life
- Compact, lightweight construction with high power-to-weight ratio
- Low noise operation due to optimized gear geometry
- Compatible with mineral oil and selected synthetic hydraulic fluids
Industrial Applications
- Mobile hydraulic systems (construction, agricultural machinery)
- Industrial power units and test stands
- Material handling and lifting equipment
- Presses and machine tools
- Marine and offshore hydraulic circuits
For technical inquiries, dimensional drawings, or replacement support for NIHON SPEED K1P9R11A, contact the Pro-Hydraulic engineering team.
PRODUCT IMAGES


NIHON SPEED K1P9R11A High Pressure Gear Pump
âš¡ 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.
Shop the NIHON SPEED K1P9R11A High Pressure Gear Pump. This precision-engineered industrial component delivers reliable fluid control for heavy-duty systems.