Gear Pumps
A Series
Geared for top performance, Roper Pumps’ “A” Series keep your operation moving through thick and thin.
Performance By Design
Applications
- Pressure lubriction, hydraulic service, fuel supply, fuel additives
- General transfer applications
- Handles a wide range of viscosity
Features
- Cast iron standard construction
- Capable of operating at nominal motor speeds
- Self priming capabilities
- Bi-Rotational
- Pressure up to 300 PSI
- Flows up to 75.6 GPM
Options
- Packing, mechanical seal, or lip seals
- Optional internal relief valve
- Variety of mounting arrangments
- Internal sleeve bearings, lubricated by the pumped fluid, are available in a choice of materials
A Series
| No. | Pump Model | Theoretical Capacity | Maximum Speed | Maximum Flow at Maximum Speed (0 Discharge Pressure) | Maximum Pressure | Port Connection |
|---|---|---|---|---|---|---|
| 005 | .0005 GPR (1.9 CC/REV) | 3600 RPM | 1.8 GPM(.41 M3/HR) | 300 PSI (20 Bar) | 3/8" NPT | |
| 01 | .001 GPR (3.8 CC/REV) | 3600 RPM | 3.6 GPM (.82 M3/HR) | 300 PSI (20 Bar) | 3/8" NPT | |
| 02 | .002 GPR (7.6 CC/REV) | 3600 RPM | 7.2 GPM (1.6 M3/HR) | 300 PSI (20 Bar) | 3/8" NPT | |
| 03 | .003 GPR (11.4 CC/REV) | 3600 RPM | 10.8 GPM (2.5 M3/HR) | 300 PSI (20 Bar) | 3/4" NPT | |
| 06 | .006 GPR (22.7 CC/REV) | 1800 RPM | 10.8 GPM (2.45 M3/HR) | 150 PSI (10 Bar) | 1-1/4" NPT | |
| 08 | .009 GPR (34.1 CC/REV) | 1800 RPM | 16.2 GPM (3.7 M3/HR) | 150 PSI (10 Bar) | 1-1/4" NPT | |
| 12 | .013 GPR (49.2 CC/REV) | 1800 RPM | 23.4 GPM (5.3 M3/HR) | 150 PSI (10 Bar) | 1-1/4" NPT | |
| 16 | .017 GPR (64.4 CC/REV) | 1800 RPM | 30.6 GPM (7.0 M3/HR) | 150 PSI (10 Bar) | 1-1/4" NPT | |
| 21 | .022 GPR (83.3 CC/REV) | 1800 RPM | 39.6 GPM (9.0 M3/HR) | 150 PSI (10 Bar) | 1-1/2" NPT | |
| 27 | .027 GPR (102.2 CC/REV) | 1800 RPM | 48.6 GPM (11.0 M3/HR) | 150 PSI (10 Bar) | 2" NPT | |
| 32 | .033 GPR (124.9 CC/REV) | 1800 RPM | 59.4 GPM (13.5 M3/HR) | 150 PSI (10 Bar) | 2" NPT |
Materials of Construction
| No. | Housing | Gears | Bearings | Shaft | O-rings | |
|---|---|---|---|---|---|---|
| Standard | Cast Iron | Ductile Iron | Bronze | Ductile Iron, Steel | - | |
| Standard | - | Hardened Steel | - | Hardened Steel | - | |
| Optional | Ductile Iron | - | Iron | - | - | |
| Optional | - | - | Carbon | - | - |
Key Features
Standard
- Cost effective
- Bi-Directional rotation
- Self Priming
- Flange or foot mounted configurations
- Pressure up to 300 PSI
- Helical gears for quiet operation
Optional
- Bearing materials
- Internal relief valve
A Series Performance Range
| No. | Capacity | Pressure | Viscosity | Temperature |
|---|---|---|---|---|
| 0 - 14 m3/hr | 0 -17 Bar | 1 - 55,000 cSt | 176° C | |
| 0 - 60 GPM | 0 -250 PSI | 28 - 250,000 SSU | 350° F |
