Fairey Arlon
The Fairey Arlon R21-H-0403H is a 3µm hydraulic filter element. It measures 1.78" OD x 1.05" ID x 4.47" long. 3 verified cross-references are available from aftermarket manufacturers.
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3 Cross-References Available
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Technical specifications for the Fairey Arlon R21-H-0403H filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 3µm |
| Dimensions | |
| O.D. (inches) | 1.78" |
| O.A.L. (inches) | 4.47" |
| I.D. (inches) | 1.05" |
Last verified: February 2026
3 verified replacements available from Hy-Pro, Swift Filters, TTI
All cross-references are reviewed for dimensional and performance compatibility. Enter your info below to receive the full cross-reference report.
The FAIREY ARLON R21-H-0403H is designed for use in hydraulic and lubrication filtration systems. With a 3µm rating, this element is suitable for servo valve protection and high-precision hydraulic systems.
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