Donaldson
Donaldson P550388
The Donaldson P550388 is a 10µm paper hydraulic filter element. It measures 5.06" OD x 7" long. Filtration efficiency is rated at β2 per ISO 16889. 20 verified cross-references are available from aftermarket manufacturers.
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What are the specifications of the Donaldson P550388?
Technical specifications for the Donaldson P550388 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 10µm |
| Media Type | PAPER |
| Efficiency (ISO 16889) | β2 |
| Operating Temperature | -13°F to 250°F |
| Dimensions | |
| O.D. (inches) | 5.06" |
| O.A.L. (inches) | 7" |
Last verified: February 2026
What replaces the Donaldson P550388?
20 verified replacements available from Hy-Pro, Internormen, Ambac, Rexroth, Can-Flo and 1 more
All cross-references are reviewed for dimensional and performance compatibility. Enter your info below to receive the full cross-reference report.
Application & Compatibility
The DONALDSON P550388 is designed for use in hydraulic and lubrication filtration systems. With a 10µm rating, this element is suitable for proportional valve protection and general hydraulic systems.
Frequently Asked Questions
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What are the dimensions of the Donaldson P550388?
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