Donaldson P173486, direct aftermarket replacement. This aftermarket oil filter is a direct replacement for filters used in various industrial equipment. It features impregnated paper media with a 10 µm filtration rating, ensuring effective removal of contaminants. The filter has a total height of 200 mm, an outer diameter of 59 mm, and a smallest inner diameter of 28.6 mm. It includes a bypass valve that opens at 1.75 bar to maintain oil flow during cold starts or clogging. Compatible with equipment from brands such as Argo, Baldwin, Caterpillar, Compair-Demag, Digoema, Donaldson, Epe, Fai Filtri, Fleetguard, Jungheinrich, Omt, Oxfil, Parker Parfit, ST Separat Tech, Still, and Woodgate, this filter offers a cost-effective alternative without compromising performance.
Technical properties & cross references
Specifications
| Filtration Media |
Impregnated Paper 10 µm |
| Media type |
Impregnated Paper |
| Filtration Rating |
10 µm |
| Total Height |
200 mm (7 7/8") |
| Bypass Valve Opening Pressure |
1.75 bar (25 PSI) |
| Smallest Inner Diameter |
28.6 mm (1 1/8") |
| Outer Diameter |
59 mm (2 5/16") |
| Stat. HS-Code |
84149000 |
| Country of Manufacture |
China |
Price beat guarantee
We check what other aftermarket sellers charge for this same part. Their prices on the date we checked:
| Seller |
Price |
Checked |
| Oxfil |
USD 21.30 |
16 Oct 2026 |
| FilterFinder Online |
USD 32.00 |
14 Oct 2026 |
| SONA Filtration |
USD 39.11 |
14 Oct 2026 |
| Hydrafil |
USD 94.95 |
14 Oct 2026 |
| Spare Part Mart |
USD 17.04 |
Today |
Our price of USD 17.04 is 20% to 82% less than these sellers.
Found this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our Price Beat Guarantee. Every order is also covered by our 30 day money back guarantee.
Use cases & applications
Continuous-Duty Hydraulic Systems
In hydraulic systems that run for extended periods, this filter's 10 µm rating captures fine particles that cause wear. The 1.75 bar bypass valve ensures oil circulation even if the filter becomes clogged, preventing system starvation.
Cold-Weather Operation
During cold starts, oil viscosity is high. The bypass valve opens at 1.75 bar to allow oil to flow around the filter element, reducing pressure drop and protecting the engine or hydraulic pump until the oil warms up.
Inventory Consolidation for Mixed Fleets
If your fleet includes equipment from Caterpillar, Donaldson, or Fleetguard, this single aftermarket filter can replace multiple OEM part numbers, simplifying stock management and reducing storage space.
Dusty Construction Environments
In construction sites with high airborne debris, the impregnated paper media traps abrasive particles effectively. The robust construction withstands vibration and pressure spikes common in heavy equipment.
Frequently asked questions
How do I confirm this filter fits my specific equipment?
Check your equipment's manual or existing filter for the part number. If it matches any of the cross-referenced brands (Argo, Baldwin, Caterpillar, etc.), this filter is a direct replacement. For Caterpillar machines, it fits models that use the corresponding OEM filter.
What is the filtration rating and media type?
The filter uses impregnated paper media with a 10 µm filtration rating. This means it captures particles as small as 10 microns, providing effective protection for engines and hydraulic systems.
What are the key dimensions and thread specifications?
The total height is 200 mm, outer diameter is 59 mm, and the smallest inner diameter is 28.6 mm. The bypass valve opens at 1.75 bar. For exact thread size, please measure your existing filter's thread as this is not specified.
Is this aftermarket filter as good as the original brand?
Yes, this filter is built to the original dimensions and ratings and is a direct replacement. It uses the same media type and bypass valve pressure, ensuring equivalent performance at a lower cost.
How do I install this filter correctly?
Installation is similar to the OEM filter. Lubricate the gasket with clean oil, screw on by hand until the gasket contacts the mounting surface, then tighten an additional 3/4 turn. Do not overtighten.