Norman
The Norman 303 is a 3µm hydraulic filter element. It measures 3.7" OD. 3 verified cross-references are available from aftermarket manufacturers.
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3 Cross-References Available
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Technical specifications for the Norman 303 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 3µm |
| Media Type | Pending verification |
| Efficiency (ISO 16889) | Pending verification |
| Collapse Rating | Pending verification |
| Dimensions | |
| O.D. (inches) | 3.7" |
| I.D. (inches) | Pending verification |
| O.A.L. (inches) | Pending verification |
| Seal Material | Pending verification |
Last verified: February 2026
3 verified replacements available from Donaldson, Swift Filters
All cross-references are reviewed for dimensional and performance compatibility. Enter your info below to receive the full cross-reference report.
The NORMAN 303 is designed for use in hydraulic and lubrication filtration systems. With a 3µm rating, this element is suitable for servo valve protection and high-precision hydraulic systems.
We have 3 verified replacements on file. Enter your info and we'll send you the full cross-reference report within 24 hours.
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