Product introduction
The G5294939 fuel filter head uses a composite structure of high-strength PA66-GF30 engineering plastic and an aluminum alloy base. It can withstand fuel medium environments ranging from -40°C to +120°C and has a pressure resistance of up to 200 bar. This ensures long-term leak-free and non-aging operation under the high temperature and humidity conditions of Chongqing, achieving efficient purification and precise monitoring of the fuel system and eliminating the risk of fuel injection failures caused by non-OEM parts due to thread deviations or seal deterioration.
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Product Parameters
| Parameter category | Detailed Description |
| Part number | G5294939 |
| Material | High-strength engineering plastic (PA66-GF30) + aluminum alloy base |
| Weight | Approximately 0.95-1.1 kg (including sealing components) |
| Work pressure | It can withstand a continuous pressure of 120 bar and a peak instantaneous pressure of 200 bar |
| Operating temperature range | '-40°C to +120°C |
| Interface specification |
Filter thread: M42×1.5 Sensor interface: M16×1.5 Fuel import and export: 1/2" NPT |
| Sealing structure | 2× fluororubber O-rings + metal flat seal |
| Certification standard | Comply with ISO 4020 and SAE J1453 fuel system component specifications |
| Compatible engine model |
ISB 5.9L: Dongfeng Tianlong KC, Sinotruk Howo, Shaanxi Automobile Delong, Foton Cummins ISF series ISX 6.7L: Dongfeng Cummins X series, Foton Daimler, special engineering vehicles, heavy load tractors |
Product Advantages
The G5294939 fuel filter head, as a Cummins fuel filter base, features a precisely designed internal flow channel that ensures efficient primary filtration of fuel before it enters the high-pressure common rail system. This effectively intercepts micron-sized impurities and moisture, significantly reducing the risk of injector clogging and high-pressure fuel pump wear, and extending the lifespan of the fuel system. The fuel filter head incorporates a built-in original standard water content sensor interface, which can detect the water content in the fuel in real time. If the water content exceeds the limit, it automatically triggers an instrument alarm, enabling "early warning and early intervention" to avoid knocking, corrosion, and power interruption caused by water in the fuel. It is particularly suitable for the high-humidity climate of Chongqing.




FAQ
Q: 1.What is the Cummins G5294939 fuel filter holder?
A:The Cummins G5294939 fuel filter holder is an original equipment manufacturer (OEM) fuel filter holder designed specifically for ISB 5.9L and ISX 6.7L engines. It integrates a water content sensor interface and a multi-layer sealing structure to ensure efficient fuel purification and stable system pressure. It is the only officially compatible part for the 5.9L and 6.7L Cummins fuel filter holders.
Q: 2.Can the G5294939 fuel filter holder be used with other Cummins engines?
A:No, this holder is only compatible with the ISB 5.9L and ISX 6.7L series and is not compatible with QSB, ISM, or ISL models. Before installation, the engine nameplate must be checked to avoid fuel leaks or sensor malfunctions due to incompatible interfaces.
Q: 3. Are the 5.9L and 6.7L Cummins fuel filter holders the same part?
A:Yes, the G5294939 fuel filter head is a universal original manufacturer (OEM) base for both 5.9 and 6.7 Cummins fuel filter heads. Its structure, interface, and installation method are completely identical, allowing for bidirectional interchangeability.
Q: 4. Does the Cummins G5294939 fuel filter base support global shipping?
A:Yes, this part can be shipped to major Cummins engine markets such as North America, Southeast Asia, and the Middle East. Shipping uses original shockproof packaging, meets international transportation standards, and is suitable for long-term storage and transportation in Chongqing's hot and humid climate.
Q: 5. What customs clearance documents are required for exporting Cummins fuel filter bases?
A:The original COO (Certificate of Origin), commercial invoice, packing list, and part number certification documents are provided with the shipment. For some countries, a copy of ISO 4020 or SAE J1453 certification is required to ensure compliance with customs clearance.
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