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| Filtration Media | Inorganic Microfibers 5 µm |
| Media type | Inorganic Microfibers |
| Filtration Rating | 5 µm |
| Flow direction | In-Out |
| Total Height | 210 mm (8 9/32") |
| Largest Inner Diameter | 92 mm (3 5/8") |
| Smallest Inner Diameter | 10.3 mm (13/32") |
| Largest Outer Diameter | 126 mm (4 31/32") |
| Stat. HS-Code | 84149000 |
| Country of Manufacture | China |
| Brand | Code |
|---|---|
| Donaldson | P174571 |
| Fai Filtri | R-630-1-A03-A |
| Fairey Arlon | TXW6A3 |
| Fairey Arlon | TXW6A3B |
| Fairey Arlon | TXW6ACC3 |
| Fairey Arlon | TXW6AGDL03 |
| Finn Filter | FFPAVL110951ABS |
| Mahle | TXW6ARN2003 |
| Oxfil | HF.9386 |
| Sofima (UFI) | ERF31NFA |
| Spare Part Mart | SPM-HYD-1850 |
| Woodgate | WGTW6ACC03 |
Found this part cheaper somewhere else? Send us the listing and we'll beat any genuine competitor's price under our Price Beat Guarantee. We continually benchmark the market so you don't have to, so you can buy with confidence knowing you're getting the best available price on Spare Part Mart SPM-HYD-1850.
High-Pressure Hydraulic Systems
In systems operating at elevated pressures, even microscopic particles can score valves and accelerate wear. The 5-micron microfibre media traps these contaminants effectively, preserving component tolerances and preventing unexpected failures.
Continuous-Duty Machinery
For machinery running around the clock, extended filter life is essential. The high dirt-holding capacity of the inorganic microfibre element reduces the frequency of change-outs, cutting labour costs and unplanned downtime.
Dusty Work Environments
Construction, mining, and agricultural sites expose hydraulic systems to abrasive airborne dust. This filter provides consistent, high-efficiency particle removal, protecting the system against rapid contamination ingress and reducing maintenance intervals.
Fleet Maintenance Consolidation
If your fleet includes equipment specifying multiple brands like Donaldson or Mahle, the SPM-HYD-1850 consolidates inventory into a single part number. This simplifies stock management and ordering while maintaining filtration quality across different machines.
It is a direct substitute for elements with cross-references to Donaldson, Fai Filtri, Fairey Arlon, Finn Filter, Mahle, Oxfil, Sofima (UFI), and Woodgate. It fits equipment that specifies any of these branded filter models.
The filter uses inorganic microfibre media with a 5-micron absolute rating. This level of filtration is suitable for fine contaminant removal in most hydraulic circuits, helping to keep the oil clean and the system running reliably.
Yes, it mirrors the OEM dimensions: total height 210 mm, largest outer diameter 126 mm, largest inner diameter 92 mm, and smallest inner diameter 10.3 mm. The flow direction is in-to-out, ensuring a precise drop-in fit into compatible housings.
No, it is an aftermarket replacement built to match OEM specifications, not a genuine branded part. It offers equivalent fit and filtration performance without the premium price, making it a practical choice for routine maintenance.
Installation is straightforward. After depressurizing and draining the system, remove the old element, clean the housing, and insert the new SPM-HYD-1850. Replace the cover and refill the fluid. Always refer to the equipment manual for any specific torque or sealing requirements.
We provide worldwide shipping with tracking on all orders. Your purchase is covered by a 30-day money-back guarantee for peace of mind, plus our price-beat guarantee to ensure you are getting the best value.
Orders typically require 1–3 business days for processing. During this time, we confirm product availability and prepare the shipment for consolidation.
We offer two shipping tiers designed to meet your operational needs. The exact costs for all shipping options will be displayed at checkout.
Express Shipping (UPS, DHL, etc.)
Ideal for urgent needs. Estimated delivery time is typically 3–5 business days after processing.
Economy Shipping
Our standard, cost-effective option. Estimated delivery time is typically 5–10 business days after processing.
Shipping costs are calculated at checkout based on your location and selected shipping method.
Once your order ships, you'll receive a tracking number via email so you can monitor your delivery.
For detailed delivery information and FAQs, please visit our Delivery Information page or contact us.

