Parker
The Parker PR3959 is a 6µm microglass hydraulic filter element. It measures 5.08" OD x 4.76" ID x 6.66" long. Filtration efficiency is rated at β200 ≥ 5.7 per ISO 16889. Seals are BUNA, rated for -13°F to 250°F. 1 verified cross-reference is available from aftermarket manufacturers.
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Technical specifications for the Parker PR3959 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Micron Rating | 6µm |
| Media Type | MICROGLASS |
| Efficiency (ISO 16889) | β200 ≥ 5.7 |
| O.D. (inches) | 5.08" |
| I.D. (inches) | 4.76" |
| O.A.L. (inches) | 6.66" |
| Seal Material | BUNA |
| Operating Temperature | -13°F to 250°F |
Last verified: February 2026
1 verified cross-reference available from Hy-Pro. All cross-references are reviewed for dimensional and performance compatibility.
| Manufacturer | Part Number | Confidence |
|---|---|---|
| Hy-Pro | Request part number | Verified |
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Last verified: February 2026
The PARKER PR3959 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. BUNA seals provide compatibility with standard petroleum-based fluids and mineral oils.
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