1117050A52D WK940/19 FUEL Filter is a dedicated secondary diesel fine filter for Deutz 6DE3 series engines of FAW Jiefang medium trucks. It focuses on fine purification of common rail diesel fuel, combines impurity filtration and preliminary water separation function. It is a mainstream aftermarket spare part for commercial vehicle maintenance, original equipment matching and cross-border auto parts export, featuring strong universality, easy replacement and stable performance.
Core material and internal structure:
Filter Media: Multi-layer composite cellulose glass fiber filter paper, high dirt holding capacity, excellent resistance to diesel oil corrosion and temperature fluctuation, optimized pleated folding design to enlarge effective filtration area.
Outer Housing: Thick cold-rolled steel plate with double-layer electrophoretic anti-rust coating, high pressure resistance, anti-impact and anti-leakage for long-term under-hood working environment.
Inner Accessories: Built-in stainless steel central support tube, one-way non-return valve and bottom pressure retaining valve, which can lock fuel pressure after engine shutdown to avoid air entering the oil circuit.
Sealing Gasket: High-quality NBR nitrile rubber sealing ring, resistant to aging, oil swelling, ensures zero oil leakage after long-time operation.
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