Pall
The Pall HFU660UY400H4W is a 400µm microglass (ultipor high flow) hydraulic filter element. It measures 6.3" OD x 6.03" long. Filtration efficiency is rated at β200 per ISO 16889. Seals are Nitrile (Buna-N), rated for -13°F to 250°F. 1 verified cross-reference is available from aftermarket manufacturers.
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Technical specifications for the Pall HFU660UY400H4W filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Micron Rating | 400µm |
| Media Type | Microglass (Ultipor High Flow) |
| O.D. (inches) | 6.3" |
| O.A.L. (inches) | 6.03" |
| Efficiency (ISO 16889) | β200 |
| Seal Material | Nitrile (Buna-N) |
| 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 PALL HFU660UY400H4W is designed for use in hydraulic and lubrication filtration systems. With a 400µm rating, this element is suitable for pump and component protection in industrial hydraulic circuits. Nitrile (Buna-N) seals provide compatibility with standard petroleum-based fluids and mineral oils.
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