Hy-Pro
Hy-Pro HP346L40-8MB
The Hy-Pro HP346L40-8MB is a 8µm nominal (β-rated, absolute 100µm) g8 dualglass hydraulic filter element. It measures 6.3" OD x 2.93" ID x 40" long. Filtration efficiency is rated at β4000 per ISO 16889. Seals are Nitrile (Buna), rated for -45°F to 225°F. Collapse pressure rating is 150 PSID. 4 verified cross-references are available from aftermarket manufacturers.
Request a Quote
Request a quote for this filter element.
4 Cross-References Available
See which OEM filters this product replaces.
What are the specifications of the Hy-Pro HP346L40-8MB?
Technical specifications for the Hy-Pro HP346L40-8MB filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Performance | |
| Micron Rating | 8µm nominal (β-rated, absolute 100µm) |
| Media Type | G8 Dualglass |
| Efficiency (ISO 16889) | β4000 |
| Collapse Rating | 150 PSID |
| Operating Temperature | -45°F to 225°F |
| Series | HP346L |
| Dimensions | |
| O.D. (inches) | 6.3" |
| O.A.L. (inches) | 40" |
| I.D. (inches) | 2.93" |
| Seal Material | Nitrile (Buna) |
Last verified: February 2026
What replaces the Hy-Pro HP346L40-8MB?
4 verified replacements available from Pall
All cross-references are reviewed for dimensional and performance compatibility. Enter your info below to receive the full cross-reference report.
Application & Compatibility
The HY-PRO HP346L40-8MB is designed for use in hydraulic and lubrication filtration systems. With a 8µm nominal (β-rated, absolute 100µm) rating, this element is suitable for pump and component protection in industrial hydraulic circuits. Nitrile (Buna) seals provide compatibility with standard petroleum-based fluids and mineral oils.
The 150 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 Hy-Pro HP346L40-8MB?
What are the dimensions of the Hy-Pro HP346L40-8MB?
What seal material does the Hy-Pro HP346L40-8MB use?
Is there a cross-reference for the Hy-Pro HP346L40-8MB?
What is the collapse pressure rating of the Hy-Pro HP346L40-8MB?
What is the operating temperature range for the Hy-Pro HP346L40-8MB?
Need help finding this filter?
We have 4 verified replacements on file. Enter your info and we'll send you the full cross-reference report within 24 hours.
Verified Cross-References
352,000+ verified filter specifications
Fast Response
Quotes and answers within 24 hours
Expert Support
Real filtration specialists, not call centers