Donaldson P550422 Oil Filter Cross Reference
Use this page to compare the Donaldson P550422 with potentially compatible oil filters from other brands. Review thread size, gasket dimensions, overall height, and fitment notes before substituting. A cross reference is a research tool, not an automatic guarantee of fitment.
Before substituting: verify filter style, thread size or cartridge dimensions, gasket dimensions, height, clearance, and application-specific requirements.
Best equivalent matches
The searched filter is shown alongside the four strongest alternatives currently in the database. Compare dimensions, thread details, and compatibility notes before deciding whether a substitute may be appropriate.
| Specification | Searched filter Donaldson P550422 Reference filter | WIX 51726Best Match Overall match: 74% COMPATIBLE | Overall match: 66% COMPATIBLE |
|---|---|---|---|
| Thread size | M20x1.5 | M20x1.5 | M20x1.5 |
| Gasket OD | 100 mm | 98.17 mm 85% | 99.95 mm 100% |
| Gasket ID | 88 mm | 87.63 mm 96% | 90.55 mm 71% |
| Gasket overlap | Reference | Compared to base 100% | Compared to base 100% |
| Height | 150 mm | 152 mm 90% | 130 mm 58% |
| Bypass PSID | Unknown | 12 - 15 Unknown | 20.01 Unknown |
| Anti-drainback valve | No | Yes 0% | Yes 0% |
| ID top | Unknown | Unknown N/A | Unknown N/A |
| ID bottom | Unknown | Unknown N/A | Unknown N/A |
Other suitable matches
No additional suitable matches are currently listed beyond the top results above.
Related compatible filter pages
Frequently asked questions
What replaces Donaldson P550422?
Several oil filter alternatives may be compatible with Donaldson P550422, but you should always verify thread dimensions, gasket sealing dimensions, bypass behavior, anti-drainback valve requirements, and installation clearance before substituting.
How do I confirm a cross reference for Donaldson P550422?
Compare thread size, thread pitch, gasket outside diameter, gasket inside diameter, can height, bypass pressure range, and anti-drainback valve requirements before using a substitute.
Can I use a different-size oil filter instead of Donaldson P550422?
Sometimes, but only if thread compatibility, gasket seating, bypass behavior, and physical clearance are all acceptable for the application.
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