AC Delco
The AC Delco PF439 is a 17µm hydraulic filter element. It measures 4.49" OD x 7.04" long. 1 verified cross-reference is available from aftermarket manufacturers.
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Technical specifications for the AC Delco PF439 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 17µm |
| Dimensions | |
| O.D. (inches) | 4.49" |
| O.A.L. (inches) | 7.04" |
Last verified: February 2026
1 verified replacement available from Donaldson
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The AC DELCO PF439 is designed for use in hydraulic and lubrication filtration systems. With a 17µm rating, this element is suitable for pump and component protection in industrial hydraulic circuits.
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