666111-244-C ARO 1" Stainless Steel Metallic Pro Series Air Operated Double Diaphragm Pump
ARO
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ARO
666111-244-C ARO 1" Stainless Steel Metallic Pro Series Air Operated Double Diaphragm Pump
P/N 666111-244-C ARO 1" Stainless Steel Metallic Pro Series Air Operated Double Diaphragm Pump
The ARO 666111-244-C is a metallic Pro Series 1-inch air-operated double-diaphragm pump designed for dependable fluid transfer in industrial, chemical-handling, and process applications. Its durable cast-iron air motor section and stainless-steel fluid section, combined with PTFE / Santoprene® diaphragms, PTFE check balls, and 316 stainless steel seats, provide maximum corrosion resistance and structural durability for handling aggressive fluids and demanding chemical processes.
The single-manifold design provides a compact, streamlined configuration, while the bolted, seal-less construction supports reliable pneumatic operation and convenient serviceability. This pump is well suited for chemical transfer, fluid processing, circulation, filling, and other applications where dependable performance and ease of maintenance are important.
Application suitability should be confirmed based on the specific fluid, concentration, temperature, chemical compatibility, solids content, and operating conditions.
Operator's Manual - CCN 81376642
ARO Compact and Pro Series Diaphragm Pumps
| Air Inlet | 1/4 - 18 NPTF - 1 |
| Air Exhaust | 3/8 - 18 NPTF-1 |
| Ball Material | PTFE |
| Center Body Material | Cast Iron, NPTF |
| Diaphragm Material | PTFE / Santoprene® |
| Displacement / Cycle @ 100 psi | 0.16 gal (0.60 lit.) |
| Fluid Cap / Manifold Material | Stainless Steel, Single |
| Material Inlet / Outlet (Female) | 1 - 11-1/2 NPTF-1 |
| Maximum Air Inlet Pressure | 120 psig (8.3 bar) |
| Maximum Dry Suction Lift | 20 ft (6.1 m) |
| Maximum Flow Rate (Flooded Inlet) | 35 gpm (133 lpm) |
| Maximum Material Inlet Pressure | 10 psig (0.69 bar) |
| Maximum Outlet Pressure | 120 psig (8.3 bar) |
| Maximum Operating Temperature | 40° to 225°F (4° to 107°C) (limited by PTFE specs) |
| Noise Level @ 70 psi, 60 cpm | 78.3 dB(A) |
| Product Series | Pro Series / Metallic |
| Ratio | 1:1 |
| Seat Material | 316 Stainless Steel |
| Weight | 36.95 lbs (16.76 kgs) (Includes cast-iron air motor section) |
| ACCESSORIES: | |
| FLUID END SERVICE KIT 1" | 637119-44-C |
| VALVE SEAT STAINLESS STEEL | 90428-1 |
| AIR SECTION SERVICE KIT | 637118-C |
| ARO 1500 SERIES PIGGYBACK | P39224-600 |
