5
Large bypass PSI mismatch: 12 psi
Compare Donaldson P551042 against compatible oil filters from other brands. Review thread size, gasket dimensions, height, valve behavior, and fitment notes before substituting. This is a research tool, not an automatic guarantee of fitment.
Before substituting: verify filter style, thread size or cartridge dimensions, gasket dimensions, height and clearance, bypass behavior, and your engine or equipment requirements.
Select up to 4 filters, then click Compare to view their specs next to the searched filter. How matching is scored.
| Specification | Searched filter Donaldson P551042 Reference filter | MAHLE OC 52Best Match COMPATIBLE Closest known dimensional difference: height -3.3 mm. Verify application-specific requirements before substituting. | COMPATIBLE Closest known dimensional difference: height +7.8 mm. Verify application-specific requirements before substituting. | COMPATIBLE Large bypass PSI mismatch: 12 psi | COMPATIBLE Large bypass PSI mismatch: 14.5 psi |
|---|---|---|---|---|---|
| Thread size | 3/4-16 | 3/4-16 | 3/4-16 | 3/4-16 | 3/4-16 |
| Gasket OD | 72 mm | 72 mm | 71.4 mm | 71 mm | 70.6 mm |
| Gasket ID | 62 mm | 62 mm | 62.7 mm | 62 mm | 62.2 mm |
| Can OD | 93 mm | 76.2 mm | 95.3 mm | 94.01 mm | 92.96 mm |
| Height | 93 mm | 89.66 mm | 100.8 mm | 95.25 mm | 93.98 mm |
| Internal bypass valve | Yes | Yes | Yes | Yes | Yes |
| Bypass PSID | 20 - 28 | 23 | 20 | 8 - 16 | 8 - 11 |
| Anti-drainback valve | Yes | Yes | Yes | Yes | Yes |
Sorted best-fit first. Dot rating summarizes relative fit without exposing the raw score. How matching is scored.