Donaldson
Donaldson P550378
Industrial filter element
Donaldson P550378 specifications
The Donaldson P550378 is a 25µm cellulose filter element. Filtration efficiency is rated at 2 per ISO 16889. 17 verified cross-references are available from aftermarket manufacturers.
Physical fit
- Outer Diameter (O.D.)
- Not yet verified from an OEM source
- Inner Diameter (I.D.)
- Not yet verified from an OEM source
- Overall Length
- Not yet verified from an OEM source
- Micron Rating
- 25µmSource under review
- Seal Material
- Not yet verified from an OEM source
- Connection / Thread
- Not yet verified from an OEM source
Performance: Donaldson published values
These are Donaldson's own published numbers. Performance specs differ by brand and are never inherited across cross-references.
- Efficiency (ISO 16889)
- 2
- Media Type
- Cellulose
About the Donaldson P550378
LUBE FILTER, CARTRIDGE
What replaces the Donaldson P550378?
17 published cross-references on file. Select to expand.
What replaces the Donaldson P550378?
17 published cross-references 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 |
|---|---|---|
| C7160 | — | Verified |
| MO418 | — | Verified |
| 91081 | — | Verified |
| 7958 | — | Verified |
| O327 | — | Verified |
| 1065 | — | Verified |
| 14640021 | — | Verified |
| FO1605 | — | Verified |
| 565P | — | Verified |
| 2631693000 | — | Verified |
| ME034611 | — | Verified |
| 2451U1721A | — | Verified |
| L981 | — | Verified |
| ME034695 | — | Verified |
| O358 | — | Verified |
| LF550378 | — | Verified |
| 01-0831 | FilterMart | Sourced |
Application & Compatibility
The DONALDSON P550378 is designed for use in industrial filtration applications. Rated at 25µm.
Frequently Asked Questions
What micron rating is the Donaldson P550378?
Is there a cross-reference for the Donaldson P550378?
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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