The Replacement Oil Filter Element RE40910 is a high-performance hydraulic cartridge filter engineered as a direct interchange for original equipment filters. This filter element is designed for hydraulic systems to remove solid particles, metal wear debris, and gel-like contaminants from hydraulic oil, effectively controlling the contamination level of the working medium and ensuring reliable operation of hydraulic equipment.
As a custom-manufactured product, Huahang Filter can tailor this element to your specific requirements—including alternative micron ratings, media types (glass fiber, stainless steel mesh, or cellulose), and sealing materials. Simply provide the OEM part number or a sample, and we will precisely match your specifications.
This is the specification of the standard RE40910 oil filter element. If you need other part number, please contact us.
| Type | Replace Oil Filter Element |
| Part number | RE40910 |
| Filter material | Filter paper |
| Filtration rating | Standard / Customized |
| End caps | Carbon steel |
| Sealing material | NBR |
| Origin | Henan, China |
Huahang Filter is a professional filtration manufacturer with over a decade of experience in designing and producing high-quality replacement filter cartridges. Since our founding in 2009, we have focused on delivering filtration solutions that balance performance, durability, and cost-effectiveness.

Q1: Can a Replacement Oil Filter Element Replace the Original OEM Filter?
A: Yes. A properly engineered replacement element can be used as an OEM alternative when its dimensions, filtration rating, flow capacity, pressure rating, seals, and end-cap configuration match the original specifications.
Q2: How Do I Find the Correct Replacement Oil Filter Element?
A: The easiest method is to provide the original part number, filter model, equipment model, or photos and dimensions of the existing element. The replacement should then be checked for micron rating, dimensions, seals, flow direction, and pressure requirements.
Q3: Can You Cross-Reference OEM Oil Filter Element Part Numbers?
A: Yes. OEM part numbers can be used as a starting point for cross-reference, but a reliable replacement should also be verified against the original technical specifications rather than relying on the part number alone.
Q4: What Information Is Needed to Order a Replacement Oil Filter Element?
A: Useful information includes the original part number, filter housing model, OD, ID, length, end-cap configuration, micron rating, filter media, seal material, operating pressure, flow rate, and oil type.
Q5: What Micron Rating Should I Choose for a Replacement Oil Filter?
A: The micron rating should be selected according to the required oil cleanliness level, system pressure, oil type, flow rate, and the sensitivity of components such as hydraulic valves or servo systems. A finer filter is not automatically better if it creates excessive pressure drop.
Q6: What Is the Difference Between Nominal and Absolute Micron Ratings?
A: Nominal and absolute ratings use different methods to describe particle removal performance. When replacing a high-performance hydraulic or lubrication filter, the filter’s efficiency or beta ratio should be considered together with its micron rating.
At Huahang Filter, we offer robust customization services to meet your specific filtration requirements.
Custom Filtration Ratings: Available from 1μm to 25μm to match your exact particle removal requirements.
Custom Seal Materials: NBR, Viton, EPDM, or PTFE-encapsulated options available.
Custom End Caps: Alternative materials or configurations to fit unique housings.
Special Media Options: Wire mesh for cleanable applications or enhanced cellulose blends.
Custom Packaging: Bulk packaging or individual boxes with branding and instructions.
Contact Huahang Filter today to discuss your replacement filter element requirements and request a quote!
