Donaldson
The Donaldson P778979 is an industrial process filter element manufactured by Donaldson. It measures 4.56" OD x 2.57" ID x 8.94" long. 19 verified cross-references are available from aftermarket manufacturers.
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19 Cross-References Available
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Technical specifications for the Donaldson P778979 filter element. Data sourced from manufacturer catalogs and verified against OEM documentation.
| Specification | Value |
|---|---|
| Media Type | Cellulose |
| O.D. (inches) | 4.56" |
| I.D. (inches) | 2.57" |
| O.A.L. (inches) | 8.94" |
Last verified: February 2026
19 verified cross-references available from Ingersoll Rand, Worthington, Doosan. All cross-references are reviewed for dimensional and performance compatibility.
| Manufacturer | Part Number | Confidence |
|---|---|---|
| Ingersoll Rand | Request part number | Verified |
| Worthington | Request part number | Verified |
| Worthington | Request part number | Verified |
| Doosan | Request part number | Verified |
The DONALDSON P778979 is designed for use in industrial filtration applications.
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These are equipment manufacturer part numbers that the Donaldson P778979 is a verified replacement for. The original part numbers may appear on equipment nameplates, service manuals, or OEM parts catalogs.
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Last verified: February 2026