ARO 6661AB-344-C 1″ Non-Metallic Pro Series Air-Operated Double Diaphragm Pump. Aluminum center body, Polypropylene fluid caps, PTFE/Santoprene diaphragm. Max flow: 47 GPM @ 120 PSI. 1/4″ NPT air inlet. Ideal for corrosive, abrasive, and viscous fluid transfer.
ARO 6661AB-344-C — 1″ Non-Metallic Pro Series AODD Pump
The ARO 6661AB-344-C is a heavy-duty 1″ Air-Operated Double Diaphragm (AODD) pump from ARO’s Pro Series Non-Metallic line — trusted worldwide for demanding industrial fluid handling. With an aluminum center body paired with polypropylene fluid caps and a 1-piece NPT manifold, this pump delivers chemical resistance, durability, and outstanding flow performance in a compact, easy-to-maintain package.
Whether you’re transferring chemicals, solvents, slurries, or viscous fluids, the 6661AB-344-C handles it efficiently and reliably.
ARO 6661AB-344-C — 1″ Non-Metallic Pro Series AODD Pump
The ARO 6661AB-344-C is a heavy-duty 1″ Air-Operated Double Diaphragm (AODD) pump from ARO’s Pro Series Non-Metallic line — trusted worldwide for demanding industrial fluid handling. With an aluminum center body paired with polypropylene fluid caps and a 1-piece NPT manifold, this pump delivers chemical resistance, durability, and outstanding flow performance in a compact, easy-to-maintain package.
Whether you’re transferring chemicals, solvents, slurries, or viscous fluids, the 6661AB-344-C handles it efficiently and reliably.
Specifications
| Port Size | 1 Inch |
| Pump Type | Air-Operated Double Diaphragm (AODD) |
| Center Body Material | Aluminum |
| Fluid Caps / Manifold | Polypropylene – 1-Piece NPT |
| Air Inlet Connection | 1/4″ – 18 NPT Female |
| Max Flow Rate | 47 GPM / 177.9 LPM |
| Max Operating Pressure | 120 PSI (8.3 bar) |
| Pressure Ratio | 1:1 |
| Seat Material | Polypropylene |
| Ball Material | PTFE |
| Diaphragm Material | PTFE / Santoprene |
| Max Solids Size | 1/8 in. (3.2 mm) |
| Fluid Temp Range | 40°F – 175°F (4°C – 79°C) |
| Brand | ARO / Ingersoll Rand |
| Part Number | 6661AB-344-C |
Why Choose the ARO Pro Series?
- No-Stall Operation — ARO’s patented Unbalanced air valve prevents stalling even at high back pressure
- Leak-Free Design — Bolted construction ensures environmentally sound, drip-free performance
- Easy Maintenance — Tool-accessible ball checks and fluid caps minimize downtime
- Versatile Porting — 1-piece NPT manifold suits a wide range of piping setups
- Chemical Compatibility — PTFE balls and PTFE/Santoprene diaphragm resist a broad spectrum of fluids
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