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ARO F35221-310 Coalescing Filter, 1/4 in NPT, 0.3 Micron, 73 cfm, 250 psi - ARO FRL Air Filters
AROARO FRL Air Filters

ARO F35221-310 Coalescing Filter, 1/4 in NPT, 0.3 Micron, 73 cfm, 250 psi

The ARO Pneumatic Oil Filter: Coalescing is an ARO FRL Air Filter designed for compressed air systems. It features a 1/4 in NPT port size, 0.3 micron filtration, 73 cfm flow capacity, and a maximum operating pressure…

SKU 3G-OTH-147348

Also listed as: F35221310 · F35221 310

Brand
ARO
Item
F35221-310 Coalescing Filter, 1/4 in NPT, 0.3 Micron, 73 cfm, 250 psi
Part Number
F35221-310
Category
ARO FRL Air Filters
Available to Order
Also known as:F35221-310ARO
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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
F35221-310
Type
0.3 micron, 73 cfm, 1500
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 Pneumatic Oil Filter: Coalescing is an ARO FRL Air Filter designed for compressed air systems. It features a 1/4 in NPT port size, 0.3 micron filtration, 73 cfm flow capacity, and a maximum operating pressure of 250 psi. The manufacturer part number is F35221-310.

Frequently Asked Questions

What is the ARO F35221-310 coalescing filter used for?

The ARO F35221-310 coalescing filter removes oil aerosols and fine particulates from compressed air systems. It is used in pneumatic circuits to protect downstream equipment such as valves, cylinders, and tools from contamination, ensuring reliable operation and extended service life.

What are the specifications of the ARO F35221-310 coalescing filter?

The ARO F35221-310 is a 1/4 in NPT coalescing filter with 0.3 micron filtration, 73 cfm flow capacity, and 250 psi maximum operating pressure. It is part of the ARO FRL air filters series and is designed for compressed air systems requiring high-efficiency oil removal.

Where to buy the ARO F35221-310 coalescing filter worldwide?

3G Electric supplies the ARO F35221-310 coalescing filter worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this ARO pneumatic filter.

How to install the ARO F35221-310 coalescing filter?

Install the ARO F35221-310 filter in a vertical position with the bowl facing down. Connect 1/4 in NPT piping to the inlet and outlet ports. Ensure the maximum operating pressure of 250 psi is not exceeded. Follow standard pneumatic installation practices and check for leaks after installation.

Used in

Common applications for ARO
Chemical processing — ARO AODD pumps with PTFE diaphragms and 316 SS wetted parts for corrosive fluid transfer
Food and beverage — FDA-compliant ARO AODD pump SD20S-CSS-SMM-B00 with Santoprene diaphragm and Tri-Clamp connections
Water treatment — ARO air control valves and FRL units for pneumatic control in filtration and dosing systems
General manufacturing — ARO air-end repair kits and O-rings for maintaining double diaphragm pumps in assembly lines
Pharmaceutical — ARO sanitary AODD pumps with 316 SS check valves for shear-sensitive and sterile fluid handling
Oil and gas — ATEX-rated ARO FRL units and air control valves for use in hazardous atmospheres
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ARO Products

3G Electric supplies ARO aro frl air filters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Coalescing filter for compressed air systems. Removes oil aerosols and particulates to protect downstream pneumatic equipment. Features 1/4 in NPT connection, 0.3 micron filtration, 73 cfm flow capacity, and maximum operating pressure of 150 psi
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Coalescing filter for compressed air systems. Removes oil aerosols and particulates to protect downstream pneumatic equipment. Features 1/4 in NPT connection, 0.3 micron filtration, 73 cfm flow capacity, and maximum operating pressure of 150 psi
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Coalescing filter for compressed air systems. Removes oil aerosols and particulates. 3/4 in NPT connection, 0.3 micron filtration, 216 cfm flow capacity, 250 psi maximum operating pressure. Suitable for pneumatic controls, instrumentation, and paint spraying applications
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Coalescing filter for compressed air systems. Removes oil aerosols and particulates to protect downstream pneumatic equipment. Port size: 1/2 in NPT. Filtration: 0.3 micron. Flow capacity: 197 cfm. Maximum operating pressure: 250 psi
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Coalescing filter for compressed air systems, removing oil aerosols and particulates down to 0.3 micron. Features 3/4 in NPT port size, 288 cfm flow capacity, and 250 psi maximum operating pressure. Suitable for general industrial pneumatic applications requiring clean, dry air

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