ARO 6663XX-XXX-C — 3 inch metallic family
6663XX-XXX-CARO 6663XX-XXX-C is a 3-inch air-operated double diaphragm pump family in the PRO Series. Wetted housing options include Aluminum / Cast Iron / Stainless Steel.
- Nominal port size
- 3 inch
- Family maximum flow
- 237 gpm (897.0 lpm)
- Housing options
- Aluminum / Cast Iron / Stainless Steel
Know the pump.
Construction & fluid path
Listed fluid connection options: NPT / BSP.
Performance & operating point
The published family maximum flow is 237 gpm (897.0 lpm). The listed maximum working pressure is 120 psig (8.3 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 | 6663XX-XXX-C |
| Series | PRO Series |
| Nominal port size | 3 inch |
| Family maximum flow | 237 gpm (897.0 lpm) |
| Housing options | Aluminum / Cast Iron / Stainless Steel |
| Drive type | Pneumatic |
| Working pressure | 120 psig (8.3 bar) |
| Connection standard | NPT / BSP |
Performance
| Ratio | 1:1 |
|---|---|
| Maximum flow rate (flooded inlet) | 237 gpm (897.0 lpm) |
| Displacement per cycle | 2.65 Gallons (10.03 Liters) |
| Maximum outlet pressure | 120 psig (8.3 bar) |
| Maximum particle size | 3/8” dia. (9.5 mm) |
| Sound Level | 70 PSI 60 Cycles/Min 86.3 db(A) |
| Maximum air inlet pressure | 120 psig (8.3 bar) |
| Maximum material inlet pressure | 10 psig (0.69 bar) |
Materials & construction
| Wetted body options | Aluminum / Cast Iron / Stainless Steel |
|---|
Connections
| Air Inlet | (Female) 3/4 - 14 NPTF - 2 |
|---|---|
| Fluid Inlet/Outlet | 3 - 8 NPTF - 2 Rp 3 (3 - 11 BSP parallel) |
Additional specifications
| Nominal port size | 3 in |
|---|---|
| Pump architecture | Air-operated double diaphragm |
Maximum flow and maximum pressure are separate ratings; they do not describe one simultaneous operating point.
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