Donaldson
Donaldson P581766
The Donaldson P581766 is a 2µm hydraulic filter element. It measures 2.05" OD x 1" ID x 8.6" long. Filtration efficiency is rated at 1000 per ISO 16889. Collapse pressure rating is 3002 PSID. 1 verified cross-reference is available from aftermarket manufacturers.
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What are the specifications of the Donaldson P581766?
Technical specifications for the Donaldson P581766 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 2µm |
| Efficiency (ISO 16889) | 1000 |
| Collapse Rating | 3002 PSID |
| Dimensions | |
| O.D. (inches) | 2.05" |
| I.D. (inches) | 1" |
| O.A.L. (inches) | 8.6" |
Last verified: February 2026
What replaces the Donaldson P581766?
1 verified replacement available
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Application & Compatibility
The DONALDSON P581766 is designed for use in hydraulic and lubrication filtration systems. With a 2µm rating, this element is suitable for servo valve protection and high-precision hydraulic systems.
The 3002 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 P581766?
What are the dimensions of the Donaldson P581766?
Is there a cross-reference for the Donaldson P581766?
What is the collapse pressure rating of the Donaldson P581766?
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