Hydac
The Hydac HK003BN is a 3µm microglass hydraulic filter element. It measures 3.85" OD x 1.61" ID x 9.25" long. Filtration efficiency is rated at β200 ≥ 3 per ISO 16889. Seals are BUNA, rated for -13°F to 250°F. Collapse pressure rating is 145 PSID. 2 verified cross-references are available from aftermarket manufacturers.
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Technical specifications for the Hydac HK003BN filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Micron Rating | 3µm |
| Media Type | MICROGLASS |
| Collapse Rating | 145 PSID |
| Efficiency (ISO 16889) | β200 ≥ 3 |
| O.D. (inches) | 3.85" |
| I.D. (inches) | 1.61" |
| O.A.L. (inches) | 9.25" |
| Seal Material | BUNA |
| Flow Direction | OUTSIDE-IN |
| Operating Temperature | -13°F to 250°F |
Last verified: February 2026
2 verified cross-references available from Hy-Pro, TTI. All cross-references are reviewed for dimensional and performance compatibility.
| Manufacturer | Part Number | Confidence |
|---|---|---|
| Hy-Pro | Request part number | Verified |
| TTI | Request part number | Verified |
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Last verified: February 2026
The HYDAC HK003BN 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. BUNA seals provide compatibility with standard petroleum-based fluids and mineral oils.
The 145 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.
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