Donaldson
The Donaldson P778320 is an industrial process filter element manufactured by Donaldson. It measures 5" OD x 2.52" ID x 6.46" long. 6 verified cross-references are available from aftermarket manufacturers.
Request a Quote
Request a quote for this filter element.
6 Cross-References Available
See which OEM filters this product replaces.
Technical specifications for the Donaldson P778320 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Media Type | Cellulose |
| O.D. (inches) | 5" |
| I.D. (inches) | 2.52" |
| O.A.L. (inches) | 6.46" |
Last verified: February 2026
6 verified cross-references available. All cross-references are reviewed for dimensional and performance compatibility.
These are equipment manufacturer part numbers that the Donaldson P778320 is a verified replacement for. The original part numbers may appear on equipment nameplates, service manuals, or OEM parts catalogs.
Get specific part numbers for cross-references
Free cross-reference report. Usually within 24 hours.
The DONALDSON P778320 is designed for use in industrial filtration applications.
250,000+ verified filter specifications
Quotes and answers within 24 hours
Real filtration specialists, not call centers
Last verified: February 2026