2506527 Element-Filter Fits Caterpillar Models
2506527 Element-Filter Fits Caterpillar Models
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One New Aftermarket Replacement Fuel Filter / Water Separator Element for Caterpillar (Cat) Engines
This aftermarket replacement fuel filter element (water separator) fits Caterpillar C4.4 engines, including marine and industrial applications. It serves as a primary fuel filtration component, designed to remove free water, emulsified water, and particulate contaminants from the fuel supply to protect fuel injectors and extend the life of secondary fuel system components. Fitment is based on engine serial number -- confirm your serial number before ordering.
Specifications
- Outer Diameter: 3.15 in. (80.01 mm)
- Inner Diameter: 0.90 in. (22.86 mm)
- Length: 6.05 in. (153.67 mm)
- Filter Position: Primary
- Efficiency Rating: Standard
Compatible Models
Caterpillar Engine Applications: C4.4 (Marine and Industrial -- verify by engine serial number)
Replaces Part Number(s):
2506527, 250-6527
Aftermarket Interchange Numbers
Donaldson P551432, Fleetguard FS19989, Carquest 86754, Hifi-Filter SN70264, Mann WK8189
New aftermarket replacement part - not remanufactured, not used.



