Donaldson
Donaldson P551145
The Donaldson P551145 is a 20µm synthetic engine & mobile filter element. It measures 4.65" OD x 3.86" ID x 11.26" long. Filtration efficiency is rated at 1000 per ISO 16889. Collapse pressure rating is 200 PSID. 2 verified cross-references are available from aftermarket manufacturers.
Request a Quote
Request a quote for this filter element.
2 Cross-References Available
See which OEM filters this product replaces.
What are the specifications of the Donaldson P551145?
Technical specifications for the Donaldson P551145 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 20µm |
| Media Type | Synthetic |
| Efficiency (ISO 16889) | 1000 |
| Collapse Rating | 200 PSID |
| Dimensions | |
| O.D. (inches) | 4.65" |
| I.D. (inches) | 3.86" |
| O.A.L. (inches) | 11.26" |
Last verified: February 2026
What replaces the Donaldson P551145?
2 verified replacements available
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 P551145 is designed for use in industrial filtration applications. Rated at 20µm.
The 200 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 micron rating is the Donaldson P551145?
What are the dimensions of the Donaldson P551145?
Is there a cross-reference for the Donaldson P551145?
What is the collapse pressure rating of the Donaldson P551145?
Need help finding this filter?
We have 2 verified replacements on file. Enter your info and we'll send you the full cross-reference report within 24 hours.
Verified Cross-References
352,000+ verified filter specifications
Fast Response
Quotes and answers within 24 hours
Expert Support
Real filtration specialists, not call centers