Donaldson
Donaldson 452.51
The Donaldson 452.51 is a 6µm hydraulic filter element. It measures 1.98" OD x 1.073" ID x 4.54" long. Collapse pressure rating is 450 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 452.51?
Technical specifications for the Donaldson 452.51 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 6µm |
| Collapse Rating | 450 PSID |
| Dimensions | |
| O.A.L. (inches) | 4.54" |
| O.D. (inches) | 1.98" |
| I.D. (inches) | 1.073" |
Last verified: February 2026
What replaces the Donaldson 452.51?
2 verified replacements available from Hy-Pro, Swift Filters
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 452.51 is designed for use in hydraulic and lubrication filtration systems. With a 6µm rating, this element is suitable for proportional valve protection and general hydraulic systems.
The 450 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 452.51?
What are the dimensions of the Donaldson 452.51?
Is there a cross-reference for the Donaldson 452.51?
What is the collapse pressure rating of the Donaldson 452.51?
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