Donaldson P550505 vs Mobil 1 (ExxonMobil / Mann+Hummel) M1-206A: Oil Filter Compatibility
Compare Donaldson P550505 and Mobil 1 (ExxonMobil / Mann+Hummel) M1-206A oil filters by compatibility, dimensions, thread size, gasket fit, bypass valve, anti-drainback valve status, and match confidence. Use this comparison as a fitment review, not as an automatic substitution guarantee. Both use a 13/16-16 thread.
Quick verdict
Both use a 13/16-16 thread.
- Thread size is the first hard-fit check for any comparison of spin-on filters.
- Gasket OD and gasket ID are the most important seal-related dimensions.
- Height differences can matter for clearance even when thread and gasket fit appear close.
- Bypass and anti-drainback differences may be important, depending on the application.
Donaldson P550505 and Mobil 1 (ExxonMobil / Mann+Hummel) M1-206A specifications
How matching is scored| Specification | Donaldson P550505 | Mobil 1 (ExxonMobil / Mann+Hummel) M1-206A |
|---|---|---|
| Thread size | 13/16-16 | 13/16-16 |
| Gasket OD | 70 mm | 70 mm |
| Gasket ID | 60 mm | 62 mm |
| Can OD | 75 mm | 93.73 mm |
| Height | 113 mm | 106.43 mm |
| Internal bypass valve | No | Yes |
| Bypass PSID | Not applicable | 12 - 15 |
| Anti-drainback valve | No | Yes |
What matters in this specific comparison
Thread size matches: both are 13/16-16.
Gasket OD is identical at 70 mm.
Gasket ID differs by 2 mm (Donaldson P550505: 60 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-206A: 62 mm).
Donaldson P550505 is 6.6 mm taller (Donaldson P550505: 113 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-206A: 106.43 mm) -- check clearance before substituting.
Can OD differs by 18.7 mm (Donaldson P550505: 75 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-206A: 93.73 mm).
Bypass valve presence differs: Mobil 1 (ExxonMobil / Mann+Hummel) M1-206A has one, Donaldson P550505 does not.
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.