Hydac
Hydac 1268256
The Hydac 1268256 is a 5µm optimicron low-press. hydraulic filter element. It measures 2.2" OD x 1" ID x 6.7" long. Filtration efficiency is rated at β200 ≥ 4.5 per ISO 16889. Seals are Buna-N/Nitrile, rated for -13°F to 250°F. Collapse pressure rating is 435 PSID. 1 verified cross-reference is available from aftermarket manufacturers.
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What are the specifications of the Hydac 1268256?
Technical specifications for the Hydac 1268256 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 5µm |
| Collapse Rating | 435 PSID |
| Media Type | Optimicron low-press. |
| Efficiency (ISO 16889) | β200 ≥ 4.5 |
| Flow Direction | OUTSIDE-IN |
| Operating Temperature | -13°F to 250°F |
| Series | D |
| Dimensions | |
| O.D. (inches) | 2.2" |
| O.A.L. (inches) | 6.7" |
| I.D. (inches) | 1" |
| Seal Material | Buna-N/Nitrile |
Last verified: February 2026
What replaces the Hydac 1268256?
1 verified replacement available from Hy-Pro
All cross-references are reviewed for dimensional and performance compatibility. Enter your info below to receive the full cross-reference report.
Application & Compatibility
The HYDAC 1268256 is designed for use in hydraulic and lubrication filtration systems. With a 5µm rating, this element is suitable for servo valve protection and high-precision hydraulic systems. Buna-N/Nitrile seals provide compatibility with standard petroleum-based fluids and mineral oils.
The 435 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.
Frequently Asked Questions
What micron rating is the Hydac 1268256?
What are the dimensions of the Hydac 1268256?
What seal material does the Hydac 1268256 use?
Is there a cross-reference for the Hydac 1268256?
What is the collapse pressure rating of the Hydac 1268256?
What is the operating temperature range for the Hydac 1268256?
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