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ARO 66M250-122-C Air-Operated Double-Diaphragm Dewatering Pump - Air-Operated Double-Diaphragm Dewatering Pumps
AROAir-Operated Double-Diaphragm Dewatering Pumps

ARO 66M250-122-C Air-Operated Double-Diaphragm Dewatering Pump

The ARO Double Diaphragm Pump: 2 in is an air-operated double-diaphragm dewatering pump with a 2-inch inlet and outlet, NPT connections, a maximum head of 289 ft, and a maximum solid diameter of 0.5 in. Its wetted…

SKU 3G-OTH-85563

Also listed as: 66M250122C · 66M250 122 C

Brand
ARO
Item
66M250-122-C Air-Operated Double-Diaphragm Dewatering Pump
Part Number
66M250-122-C
Category
Air-Operated Double-Diaphragm Dewatering Pumps
Available to Order
Also known as:66M250-122-CARO
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ARO
Manufacturer Part Number
66M250-122-C
Type
2 in, Air, NPT, NPT
Max. Head
289 ft
Max. Dia. Solids
0.5 in
Check Seat Material
Aluminum
Wetted Housing Material
Aluminum
Non-Wetted Housing Material
Aluminum

Technical Documents

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ARO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARO Double Diaphragm Pump: 2 in is an air-operated double-diaphragm dewatering pump with a 2-inch inlet and outlet, NPT connections, a maximum head of 289 ft, and a maximum solid diameter of 0.5 in. Its wetted housing, check seat, and non-wetted housing are all constructed from aluminum.

Frequently Asked Questions

What is the ARO Double Diaphragm Pump 66M250-122-C used for?

The ARO Double Diaphragm Pump 66M250-122-C is an air-operated double-diaphragm dewatering pump designed for transferring water, slurries, and fluids with solids up to 0.5 in diameter. It is commonly used in construction, mining, and industrial sump applications where reliable, self-priming fluid handling is required.

What are the specifications of the ARO Double Diaphragm Pump 66M250-122-C?

The ARO Double Diaphragm Pump 66M250-122-C features 2 in NPT inlet and outlet connections, a maximum head of 289 ft, and handles solids up to 0.5 in diameter. Its wetted housing, check seat, and non-wetted housing are all constructed from aluminum. The pump is air-operated and designed for dewatering applications.

Where to buy the ARO Double Diaphragm Pump 66M250-122-C worldwide?

You can source the ARO Double Diaphragm Pump 66M250-122-C through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine ARO pumps to industrial buyers internationally.

How to select the right ARO Double Diaphragm Pump for dewatering?

To select the right ARO double diaphragm pump, match the inlet/outlet size (e.g., 2 in NPT) to your piping, ensure the maximum head (289 ft) exceeds your required discharge pressure, and verify the solid-handling capacity (0.5 in) accommodates your fluid debris. Aluminum construction suits non-corrosive fluids; consult ARO's technical data for material compatibility.

Used in

Common applications for ARO
Chemical processing — ARO AODD pumps with PTFE diaphragms and check valves for transferring corrosive acids and solvents.
Wastewater treatment — ARO aluminum-housing AODD pumps handling sludge and abrasive slurries in treatment plants.
Packaging automation — ARO PremAir series solenoid valves controlling pneumatic actuators on filling and sealing machines.
Mining operations — ARO 316 stainless steel AODD pumps for dewatering and transferring abrasive mine tailings.
Material handling — ARO MaxAir series foot pedal valves for manual control of conveyor diverters and lift tables.
Maintenance repair — ARO repair kits for field servicing of lower pump assemblies in industrial fluid systems.
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ARO Products

3G Electric supplies ARO air-operated double-diaphragm dewatering pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
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This submersible air-operated dewatering pump features a cast iron body and impeller, delivering 200 gpm at 10 feet of head with a maximum head of 90 feet. Designed for fluid transfer in industrial dewatering applications, it is suitable for removing water from pits, trenches, and flooded areas where compressed air is available
ARO
ARO
This ARO air-operated double-diaphragm pump features a polypropylene housing and 1/2" NPT connections. It delivers 12 gpm with a maximum head of 15 ft. The pump includes PTFE check valves, an aluminum seat, and a PTFE diaphragm with Santoprene backing, suitable for transferring a variety of fluids in industrial process applications
ARO
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This ARO aluminum housing AODD pump features a 1 1/2 in NPT connection, 90 gpm flow rate, and 275 ft maximum head. It includes a PTFE valve, 316 SS seat, PTFE check valve, and a diaphragm of PTFE with Santoprene backing. Suitable for fluid transfer in industrial applications requiring corrosion resistance

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This air-operated double-diaphragm pump features 3-inch NPT inlet and outlet, with a maximum air inlet pressure of 120 psig and a maximum flow rate of 217 gpm. The check seat and non-wetted housing are constructed of aluminum. Typical applications include dewatering in construction, mining, and industrial fluid transfer
ARO
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This ARO air-operated double-diaphragm pump features 2-inch NPT inlet and outlet, a maximum air inlet pressure of 120 psig, and a maximum flow rate of 156 gpm. The pump has an aluminum check seat and aluminum non-wetted housing. It is used for dewatering and fluid transfer in construction, mining, and industrial applications, handling water, slurries, and viscous liquids

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