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AROAir-Operated Double-Diaphragm Dewatering Pumps

ARO Diaphragm Pump: 2 in, 2 in, Air, 120 psig Air Inlet Pressure, 156 gpm Flow Rate (Max)

The ARO Diaphragm Pump: 2 in is an air-operated double-diaphragm dewatering pump (SKU 3G-OTH-85686). It features a 2-inch NPT inlet and outlet, a maximum air inlet pressure of 120 psig, and a maximum flow rate of 156…

SKU 3G-OTH-85686

Also listed as: 66M2501C9C · 66M250 1C9 C

Brand
ARO
Item
Diaphragm Pump: 2 in, 2 in, Air, 120 psig Air Inlet Pressure, 156 gpm Flow Rate
Category
Air-Operated Double-Diaphragm Dewatering Pumps
Available to Order
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ARO
Manufacturer Part Number
66M250-1C9-C
Type
2 in, Air, 120 psig Air Inlet Pressure, NPT, NPT
Flow Rate (Max)
156 gpm
Check Seat Material
Aluminum
Non-Wetted Housing Material
Aluminum

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

Product Description

The ARO Diaphragm Pump: 2 in is an air-operated double-diaphragm dewatering pump (SKU 3G-OTH-85686). It features a 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 material and an aluminum non-wetted housing material.

Frequently Asked Questions

What is the ARO 2-inch diaphragm pump used for?

The ARO 2-inch air-operated double-diaphragm pump is designed for dewatering applications in construction, mining, and industrial fluid transfer. It handles water, slurries, and viscous liquids, making it suitable for sump pumping, wastewater, and general process pumping where reliable, self-priming operation is required.

What are the specifications of the ARO diaphragm pump 66M250-1C9-C?

The ARO pump model 66M250-1C9-C has 2-inch NPT inlet and outlet, maximum air inlet pressure of 120 psig, and maximum flow rate of 156 gpm. It features an aluminum check seat and aluminum non-wetted housing. This air-operated double-diaphragm pump is built for heavy-duty dewatering and fluid transfer.

Where to buy the ARO 2-inch diaphragm pump worldwide?

You can source the ARO 2-inch diaphragm pump (MPN 66M250-1C9-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 on this ARO pump.

How to select the right ARO diaphragm pump for dewatering?

Select an ARO diaphragm pump based on required flow rate, inlet pressure, and material compatibility. For dewatering, the 2-inch model with 156 gpm max flow and 120 psig air inlet suits most jobs. Ensure the aluminum housing and check seat are compatible with your fluid. Consult 3G Electric for sizing assistance.

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.

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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