Description
The Fleetguard FF261 is a spin-on fuel filter primarily used on Perkins 1104D-E44TA and Caterpillar C4.4 industrial diesel engines, replacing Perkins 2656F843 and 2656F541 along with Caterpillar 2998229. Internal metric thread, outside-in flow, 5.51″ overall length × 3.06″ OD. Built by Fleetguard (Cummins Filtration).
Specifications
| Manufacturer | Fleetguard (Cummins Filtration) |
|---|---|
| Part Number | FF261 |
| Part Type | Fuel Filter (Spin-On) |
| Thread Form | Metric, Internal, 6H class |
| Thread Diameter | 0.47 in |
| Thread Pitch | 0.06 in |
| Thread Seal | Internal |
| Largest OD | 3.06 in |
| Overall Length | 5.51 in |
| Gasket OD | 2.81 in |
| Gasket ID | 2.47 in |
| Flow Direction | Outside In |
| Hydrostatic Burst (Min) | 200 PSI |
| Anti-Drain-Back Valve | No |
Cross References
This filter replaces or is equivalent to the following part numbers:
- Perkins: 2656F843, 2656F541
- Caterpillar: 2998229
- AGCO: 515517D1, 525517D1
- Claas: 5300560
- FG Wilson: 1000012854, 1000059646
- Hydrema: 7003810
- Manitou: 747351
- Tamrock: 55083553
- Vogele: 2050086, 2081071
- Extec: EN1015
- Lekang: 53075
Applications
This fuel filter fits the following engines and equipment:
- Perkins 1104D-E44TA 4.4L (industrial diesel)
- Caterpillar C4.4 (industrial / off-highway diesel)
- FG Wilson generator sets using the above engines
- AGCO, Claas, Manitou, Hydrema, Tamrock, and Vogele equipment specifying these cross-reference numbers
Verify your existing filter dimensions, thread, and OE part number before ordering.









