Internormen
Internormen 318777-25G
Industrial filter element
Internormen 318777-25G specifications
The Internormen 318777-25G is a 25µm glass fiber filter element. It measures 3" OD x 1.9" ID x 19.62" long. Filtration efficiency is rated at β1000 per ISO 16889. Seals are Nitrile (Buna-N), rated for -13°F to 250°F. 1 verified cross-reference is available from aftermarket manufacturers. Specifications verified. Last reviewed: February 2026
Physical fit
- Outer Diameter (O.D.)
- 3"Verified via cross-reference
- Inner Diameter (I.D.)
- 1.9"Verified via cross-reference
- Overall Length
- 19.62"Verified via cross-reference
- Micron Rating
- 25µmVerified via cross-reference
- Seal Material
- Nitrile (Buna-N)Verified via cross-reference
- Connection / Thread
- Not yet verified from an OEM source
Performance: Internormen published values
These are Internormen's own published numbers. Performance specs differ by brand and are never inherited across cross-references.
- Efficiency (ISO 16889)
- β1000
- Media Type
- Glass Fiber
- Operating Temperature
- -13°F to 250°F
What replaces the Internormen 318777-25G?
1 published cross-reference on file. Select to expand.
What replaces the Internormen 318777-25G?
1 published cross-reference on file. Select to expand.
A cross-reference confirms dimensional fit and micron rating, not performance equivalence. Beta ratio, collapse rating, media, and service life can differ between brands.
Published cross-references
| Part Number | Manufacturer | Match |
|---|---|---|
| HP59HSL19-25WV | Hy-Pro | Verified |
Application & Compatibility
The INTERNORMEN 318777-25G is designed for use in hydraulic and lubrication filtration systems. With a 25µm 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.
Frequently Asked Questions
What micron rating is the Internormen 318777-25G?
What are the dimensions of the Internormen 318777-25G?
What seal material does the Internormen 318777-25G use?
Is there a cross-reference for the Internormen 318777-25G?
What is the operating temperature range for the Internormen 318777-25G?
How this entry is verified
Every specification on this page names its source: manufacturer documents first, distributor catalogs second, decoded part-number patterns labeled as such. When a value has not been verified from an OEM source, the cell says so. Cross-references are fit claims, never performance claims.
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