National Filter
The National Filter 6508 3 is a 4µm hydraulic filter element. It measures 3.1" OD x 1.724" ID x 8" long. 2 verified cross-references are available from aftermarket manufacturers.
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2 Cross-References Available
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Technical specifications for the National Filter 6508 3 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 4µm |
| Media Type | Pending verification |
| Efficiency (ISO 16889) | Pending verification |
| Collapse Rating | Pending verification |
| Dimensions | |
| O.D. (inches) | 3.1" |
| I.D. (inches) | 1.724" |
| O.A.L. (inches) | 8" |
| Seal Material | Pending verification |
Last verified: February 2026
2 verified replacements available from Hy-Pro, Swift Filters
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The NATIONAL FILTER 6508 3 is designed for use in hydraulic and lubrication filtration systems. With a 4µm rating, this element is suitable for servo valve protection and high-precision hydraulic systems.
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