Donaldson
Donaldson P551222
The Donaldson P551222 is an industrial hydraulic filter element manufactured by Donaldson. It measures 4.5" OD x 2.22" ID x 7.43" long. Collapse pressure rating is 120 PSID. 12 verified cross-references are available from aftermarket manufacturers.
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What are the specifications of the Donaldson P551222?
Technical specifications for the Donaldson P551222 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Collapse Rating | 120 PSID |
| Dimensions | |
| O.D. (inches) | 4.5" |
| I.D. (inches) | 2.22" |
| O.A.L. (inches) | 7.43" |
Last verified: February 2026
What replaces the Donaldson P551222?
12 verified replacements available from FilterMart
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 P551222 is designed for use in hydraulic and lubrication filtration systems.
The 120 PSID collapse rating indicates the maximum differential pressure this element can withstand during cold starts or bypass conditions without structural failure. Ensure your system's maximum differential pressure does not exceed this rating.
Frequently Asked Questions
What are the dimensions of the Donaldson P551222?
Is there a cross-reference for the Donaldson P551222?
What is the collapse pressure rating of the Donaldson P551222?
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