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ARO Regulator: Aluminum, 1/4 in NPT, 170 scfm, 140 psi, 250 psi Max Op Pressure - ARO FRL Air Regulators
AROARO FRL Air Regulators

ARO Regulator: Aluminum, 1/4 in NPT, 170 scfm, 140 psi, 250 psi Max Op Pressure

The ARO Regulator: Aluminum is an ARO FRL Air Regulator from the 1500 Series (MPN R37221-600). It features a 1/4 in NPT port size, 170 scfm flow capacity, 140 psi operating pressure, and 250 psi maximum operating…

SKU 3G-OTH-137164

Also listed as: R37221600 · R37221 600

Brand
ARO
Item
Regulator: Aluminum, 1/4 in NPT, 170 scfm, 140 psi, 250 psi Max Op Pressure
Category
ARO FRL Air Regulators
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

ARO
Manufacturer Part Number
R37221-600
Series
1500
Type
170 scfm, 140 psi, Knob
NPT
1/4 in
Max Op Pressure
250 psi

Technical Documents

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

Product Description

The ARO Regulator: Aluminum is an ARO FRL Air Regulator from the 1500 Series (MPN R37221-600). It features a 1/4 in NPT port size, 170 scfm flow capacity, 140 psi operating pressure, and 250 psi maximum operating pressure, with a knob adjustment. This product is constructed with aluminum and is part of the ARO brand.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the ARO 1500 Series regulator used for?

The ARO 1500 Series regulator (MPN R37221-600) is used to control and stabilize air pressure in pneumatic systems. It is commonly applied in industrial automation, manufacturing, and assembly lines where precise pressure regulation is required for tools, actuators, and valves.

What are the specifications of the ARO R37221-600 regulator?

The ARO R37221-600 regulator is an aluminum-bodied unit from the 1500 Series. It has a 1/4 in NPT port size, 170 scfm flow capacity, 140 psi operating pressure, and 250 psi maximum operating pressure. Adjustment is via a knob. It is part of the ARO brand.

Where to buy the ARO 1500 Series regulator worldwide?

You can source the ARO 1500 Series regulator (R37221-600) 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.

How to install the ARO 1500 Series air regulator?

Install the ARO 1500 Series regulator by mounting it in-line with your compressed air system using 1/4 in NPT fittings. Ensure the arrow on the body matches flow direction. Adjust pressure by turning the knob clockwise to increase or counterclockwise to decrease. Always follow ARO's generic installation guidelines.

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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