666053-344 ARO 1/2" Polypropylene Non-Metallic Compact Series Air Operated Double Diaphragm Pump
AROP/N 666053-344 ARO 1/2" Polypropylene Non-Metallic Compact Series Air Operated Double Diaphragm Pump
The ARO 666053-344 is a classic-style 1/2-inch non-metallic Compact Series air-operated double-diaphragm pump designed for dependable fluid handling in industrial and process applications. Its polypropylene construction, combined with polypropylene seats, PTFE check balls, and PTFE diaphragms with Santoprene® backup, provides a durable fluid-handling configuration in a compact package.
The ball-check design, compact construction, and integral muffler support dependable pneumatic operation and convenient installation. Its non-metallic construction provides a practical configuration for a variety of fluid-handling applications.
Application suitability should be confirmed based on the specific fluid, concentration, temperature, chemical compatibility, solids content, and operating conditions.
Operator's Manual - CCN 99449712
Sales & Engineering Data - CCN 15268519
ARO Compact and Pro Series Diaphragm Pumps
| Air Exhaust | Internal standard; 3/8 - 18 NPTF - 1 optional (female) |
| Air Inlet (Female) | 1/4 - 18 NPTF - 1 |
| Air Consumption | 1 cfm / gal (approx.) |
| Air Supply Filtration Requirement | 50 microns max |
| Ball Material | PTFE |
| Diaphragm Material | PTFE / Santoprene® |
| Displacement / Cycle @ 100 psig | 0.040 gal (0.15 L) |
| Fluid Caps and Manifold Material | Polypropylene (3 pc) |
| Material Inlet / Outlet (Female) | 1/2 - 14 NPTF - 1 |
| Maximum Air Inlet Pressure | 100 psig (6.9 bar) |
| Maximum Dry Suction Lift | 15 ft (4.5 m) |
| Maximum Flow Rate (Flooded Inlet) | 13 gpm (49.2 lpm) |
| Maximum Material Inlet Pressure | 10 psig (0.69 bar) |
| Maximum Outlet Pressure | 100 psig (6.9 bar) |
| Maximum Particle Size / Max Solids | 3/32” dia. (2.4 mm) |
| Maximum Temperature Limits | 40°–175°F (4°–79°C) (limited by PTFE and Polypropylene) |
| Muffler | Integral |
| Noise Level @ 70 psig, 60 cpm | 71.1 dB(A) |
| Product Series | Compact Series / Non-Metallic |
| Ratio | 1:1 |
| Seat Material | Polypropylene |
| Weight | 7.2 lb (3.3 kg) |
| ACCESSORIES / SERVICE: | |
| Air Line Connection Kit | 66073-1 |
| Air Section Service Kit | 637141 |
| Filter / Regulator - 1/4" NPT | P39124-600 |
| Fluid Section Service Kit (Without Seats) | 637140-44 |
| Valve Seat - Polypropylene | 93098-10 |