Dowty OP Series Single Pump
The Dowty OP Series Single Pump is a compact and reliable external gear pump designed for low to medium flow hydraulic applications. It offers consistent performance with high-pressure capability (up to around 207 bar) and operates efficiently across a wide speed range. Known for its durable construction and smooth operation, this series is ideal for industrial machinery, machine tools, and mobile hydraulic systems where precision and reliability are essential.
- Operating Pressure : High Performance Range
- Application : Industrial & Mobile Systems
About This Item
The Dowty OP Series is a range of high-precision, external hydraulic gear pumps designed by Dynamatic Technologies in technical collaboration with Dowty Hydraulic Units Limited. These single pumps are optimized for high mechanical and volumetric efficiency in industrial and mobile hydraulic applications.
Performance Data
Pressures quoted are relief valve maximum by-pass Performance with SAE 20W oil at 50°C
| PUMP TYPE | Nominal Displacement cc/rev |
Nominal Delivery @1500 rpm & Pressure P lpm |
Maximum Continuous Pressure P | Speed at Maximum Continuous Pressure P | ||
|---|---|---|---|---|---|---|
| psi | bar | max | min | |||
| 3003 | 0.80 | 1.20 | 3000 | 207 | 4000 | 500 |
| 3004 | 1.20 | 1.80 | 3000 | 207 | 4000 | 500 |
| 3006 | 1.67 | 2.50 | 3000 | 207 | 4000 | 500 |
| 3008 | 2.27 | 3.40 | 3000 | 207 | 4000 | 500 |
| 3011 | 3.20 | 4.80 | 3000 | 207 | 4000 | 500 |
| 3013 | 3.87 | 5.80 | 3000 | 207 | 4000 | 500 |
| 3015 | 4.53 | 6.80 | 3000 | 207 | 4000 | 600 |
Operational Constraints
- Temperature Range: Designed to operate between 0°C and 90°C, with intermittent peaks up to 100°C.
- Fluid Viscosity: For optimal performance, mineral-oil-based hydraulic fluids should be maintained between 20 – 100 CST (97 – 456 SUS).
| KEY SPECIFICATIONS | |
|---|---|
| Series | OP Series Single Pumps |
| Maximum Continuous Pressure | 207 bar (3000 PSI) |
| Displacement Range | 0.80 to 4.53 cc/rev |
| Speed Range (Min–Max) | 500 – 4000 RPM |
| Rotation | Bi-directional (model dependent) |
| Construction Material | Cast Iron Body with Alloy Steel Internals |
| Mounting Type | Flange / Foot Mounted |
| Sealing Type | High-pressure shaft seals |
| PERFORMANCE PARAMETERS | |
| Operating Temperature | 0°C to 90°C (Peak up to 100°C) |
| Fluid Compatibility | Mineral Oil-Based Hydraulic Fluids |
| Recommended Viscosity |
20 – 100 cSt (97 – 456 SUS) |
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