The K37-1004 is a genuine original equipment manufacturer (OEM) primary fuel/water separator filter cartridge produced by Paccar. It is widely used in heavy-duty commercial vehicles to remove water and fine particulates from diesel fuel before it enters sensitive engine injection systems.
Micron Rating: 10 microns at 99% efficiency
Height: 7.62 inches (193.6 mm)
Outer Diameter: 4.16 inches (105.7 mm)
Primary Function: Separates emulsified water and captures sediment.
Cross-Reference Numbers:
Fleetguard: FS36401
Baldwin: PF9928
Donaldson: P557004
Wix: WF10249
Luber-finer: L5094F
NAPA: 600249
The K37-1004 is a genuine original equipment manufacturer (OEM) primary fuel/water separator filter cartridge produced by Paccar. It is widely used in heavy-duty commercial vehicles to remove water and fine particulates from diesel fuel before it enters sensitive engine injection systems.
Micron Rating: 10 microns at 99% efficiency
Height: 7.62 inches (193.6 mm)
Outer Diameter: 4.16 inches (105.7 mm)
Primary Function: Separates emulsified water and captures sediment.
Cross-Reference Numbers:
Fleetguard: FS36401
Baldwin: PF9928
Donaldson: P557004
Wix: WF10249
Luber-finer: L5094F
NAPA: 600249
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