Description
Fleetguard FS1040 is a spin-on fuel / water separator with a 25-micron rating, M85x2 mounting thread, and 95% emulsified water separation, used on Cummins industrial engines and Case IH / New Holland / Hitachi / Liebherr off-highway equipment. Replaces Cummins 4010651, 3101872, 3331096 and the superseded Fleetguard FS1062. For the upgraded version, see Fleetguard FS1007.
Specifications
| Manufacturer | Fleetguard |
|---|---|
| Part Number | FS1040 |
| Part Type | Spin-On Fuel/Water Separator |
| Thread Size | M85 x 2-7H |
| Length | 11.57 in |
| Largest OD | 4.65 in |
| Gasket OD | 4.68 in |
| Gasket ID | 4.00 in |
| Micron Rating (SAE J1985) | 25 µm |
| Efficiency, TWA (SAE J1985) | 98.7% |
| Free / Emulsified Water Separation | 95% |
Cross References
This fuel/water separator replaces or is equivalent to the following part numbers:
- Cummins: 4010651, 3101872, 3331096, 4924640, 4331009
- Case IH: 419858A1
- New Holland: 84557717, 441701A1
- Liebherr: 10332311
- Hitachi: E129779906
- Ingersoll-Rand: 57645228, 54662036
- Tec-Fil: PSD982/1
- Also known as: Buhler 86034027, Sandvik 025230053, Terex 6002142, Freightliner ABPN10GFS1040
Applications
This separator fits Cummins industrial engines (QSX / QSK / N-series stationary and mobile) and the equipment OEMs above using a M85x2 spin-on mount.
Verify housing thread and gasket dimensions before ordering. The FS1007 is the upgraded service replacement for newer applications.









