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ARO 2000 Series Air Regulator, 3/8 in NPT, 179 cfm, 0-140 psi, Knob, R37331-100 - ARO FRL Air Regulators
AROARO FRL Air Regulators

ARO 2000 Series Air Regulator, 3/8 in NPT, 179 cfm, 0-140 psi, Knob, R37331-100

The ARO Compressed Air Regulator is an aluminum FRL air regulator from the 2000 Series, model R37331-100. It features a 3/8 in NPT connection, a flow capacity of 179 cfm, and an adjustable pressure range of 0 psi to…

SKU 3G-OTH-137154

Also listed as: R37331100 · R37331 100

Brand
ARO
Item
2000 Series Air Regulator, 3/8 in NPT, 179 cfm, 0-140 psi, Knob, R37331-100
Part Number
R37331-100
Category
ARO FRL Air Regulators
Available to Order
Also known as:R37331-100ARO
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ARO
Manufacturer Part Number
R37331-100
Series
2000
Type
179 cfm, 0 psi to 140 psi, Knob
NPT
3/8 in

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARO Compressed Air Regulator is an aluminum FRL air regulator from the 2000 Series, model R37331-100. It features a 3/8 in NPT connection, a flow capacity of 179 cfm, and an adjustable pressure range of 0 psi to 140 psi with a knob control.

Frequently Asked Questions

What is the ARO Compressed Air Regulator used for?

The ARO Compressed Air Regulator (model R37331-100) is used in industrial pneumatic systems to control and stabilize downstream air pressure. It is commonly applied in manufacturing, automation, and process plants where precise pressure adjustment is needed for tools, actuators, or air preparation units.

What are the specifications of the ARO 2000 Series air regulator?

The ARO 2000 Series regulator (MPN R37331-100) is made of aluminum with a 3/8 in NPT connection. It delivers a flow capacity of 179 cfm and an adjustable pressure range from 0 psi to 140 psi, controlled by a knob. It is part of ARO's FRL air regulator product line.

Where to buy the ARO R37331-100 regulator worldwide?

You can source the ARO R37331-100 regulator 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 2000 Series model.

How to install an ARO compressed air regulator?

Install the ARO regulator by mounting it in-line with the air supply, ensuring flow direction matches the arrow on the body. Use thread sealant on the 3/8 in NPT ports. Adjust pressure by turning the knob clockwise to increase or counterclockwise to decrease, then lock the setting.

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 aro frl air regulators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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