Sofima
The Sofima CH803CV21 is a 22µm dualglass hydraulic filter element. It measures 3.105" OD x 1.705" ID x 8.224" long. Filtration efficiency is rated at β4000 per ISO 16889. Seals are Nitrile (Buna-N). Collapse pressure rating is 3000 PSID. 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 Sofima CH803CV21 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 22µm |
| Media Type | Dualglass |
| Efficiency (ISO 16889) | β4000 |
| Collapse Rating | 3000 PSID |
| Dimensions | |
| O.D. (inches) | 3.105" |
| I.D. (inches) | 1.705" |
| O.A.L. (inches) | 8.224" |
| Seal Material | Nitrile (Buna-N) |
Last verified: February 2026
2 verified replacements available from Hy-Pro, Swift Filters
All cross-references are reviewed for dimensional and performance compatibility. Enter your info below to receive the full cross-reference report.
The SOFIMA CH803CV21 is designed for use in hydraulic and lubrication filtration systems. With a 22µm 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.
The 3000 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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