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ARO Compressed Air Regulator: Aluminum, 3/4 in NPT, 290 cfm, 0 psi to 140 psi - ARO FRL Air Regulators
AROARO FRL Air Regulators

ARO Compressed Air Regulator: Aluminum, 3/4 in NPT, 290 cfm, 0 psi to 140 psi

The ARO Compressed Air Regulator is an aluminum FRL air regulator from the 3000 Series, model R37451-100. It features a 3/4 in NPT connection, a flow capacity of 290 cfm, and an adjustable pressure range of 0 psi to…

SKU 3G-OTH-137158

Also listed as: R37451100 · R37451 100

Brand
ARO
Item
Compressed Air Regulator: Aluminum, 3/4 in NPT, 290 cfm, 0 psi to 140 psi
Category
ARO FRL Air Regulators
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Technical Specifications

ARO
Manufacturer Part Number
R37451-100
Series
3000
Type
290 cfm, 0 psi to 140 psi, Knob
NPT
3/4 in

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

Product Description

The ARO Compressed Air Regulator is an aluminum FRL air regulator from the 3000 Series, model R37451-100. It features a 3/4 in NPT connection, a flow capacity of 290 cfm, and an adjustable pressure range of 0 psi to 140 psi with a knob control.

Frequently Asked Questions

What is the ARO 3000 Series compressed air regulator used for?

The ARO 3000 Series compressed air regulator (model R37451-100) controls and stabilizes downstream air pressure in pneumatic systems. It is commonly used in industrial automation, manufacturing, and process control applications where precise pressure regulation is required for tools, actuators, and valves.

What are the specifications of the ARO R37451-100 regulator?

The ARO R37451-100 is a 3000 Series aluminum compressed air regulator with a 3/4 in NPT connection. It delivers a flow capacity of 290 cfm and an adjustable pressure range of 0 psi to 140 psi, controlled by a knob. It is designed for FRL (filter-regulator-lubricator) assemblies.

Where to buy the ARO 3000 Series air regulator worldwide?

3G Electric supplies the ARO 3000 Series air regulator (R37451-100) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for a quote and lead time on this pneumatic component.

How to install an ARO compressed air regulator?

Install the ARO regulator in-line with your compressed air system, ensuring flow direction matches the arrow on the body. Use thread sealant on NPT connections and mount securely. 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.

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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Cross-referenced by specification & description
ARO Compressed Air Regulator: Aluminum, 1 in NPT, 290 cfm, 0 psi to 140 psi, 250 psi Max Op Pressure (MPN R37461-100)
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