ARO 650718-C — 1.5 inch metallic family
650718-CARO 650718-C is a 1.5-inch air-operated double diaphragm pump family in the Specialty Series. Wetted housing options include aluminum. Diaphragm options include Viton.
- Nominal port size
- 1.5 inch
- Family maximum flow
- 75 gpm (283.9 lpm)
- Housing options
- aluminum
- Diaphragm options
- Viton
Know the pump.
Construction & fluid path
Listed fluid connection options: See specifications.
Performance & operating point
The published family maximum flow is 75 gpm (283.9 lpm). The listed maximum working pressure is 50 psig (3.4 bar). Maximum flow and maximum pressure are separate ratings. The operating flow depends on discharge pressure, the available air supply, fluid properties and the selected configuration.
Configuration selection
This record describes a product family or model pattern. Select the complete ordering code and confirm its wetted materials, connections and operating limits before specifying a pump.
Specifications at a glance.
Review materials, connections and operating limits for your duty point.
Identification
| Brand | ARO |
|---|---|
| Model / order number | 650718-C |
| Series | Specialty Series |
| Nominal port size | 1.5 inch |
| Family maximum flow | 75 gpm (283.9 lpm) |
| Housing options | aluminum |
| Diaphragm options | Viton |
| Drive type | Pneumatic |
| Working pressure | 50 psig (3.4 bar) |
| Connection standard | See specifications |
Performance
| Maximum flow rate (flooded inlet) | 75 gpm (283.9 lpm) |
|---|---|
| Maximum air inlet pressure | 50 psig (3.4 bar) |
| Maximum outlet pressure | 50 psig (3.4 bar) |
| Maximum particle size | 1/4” dia. (6.4 mm) |
| Displacement per cycle @ 100 psig | 0.64 gal. (2.42 lit.) |
Materials & construction
| Wetted body options | Aluminum |
|---|---|
| Body Materials (wetted) | Aluminum |
| Diaphragm/Ball Material | Viton / Acetal |
Connections
| Air inlet | 1/2 in NPT (female) |
|---|---|
| Fluid Inlet/Outlet Material in (mm) | 1-1/2” (38.1 mm) |
Additional specifications
| Nominal port size | 1.5 in |
|---|---|
| Pump architecture | Air-operated double diaphragm |
| Model | 650718-C |
Maximum flow and maximum pressure are separate ratings; they do not describe one simultaneous operating point.
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