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Specifications

The Donaldson P550106 Fuel Filter, Screw‑On Water Separator provides reliable dual-function filtration for heavy-duty diesel engines. Its high-efficiency cellulose media captures 99% of particles at 25 microns and removes up to 95% of emulsified water, protecting fuel injectors and pumps from damage. The rugged spin-on design with 1‑14 UN threading and 7.40 inch length allows quick replacement. Ideal for commercial trucks and industrial equipment, it ensures clean fuel, efficient combustion, reduced engine wear, and long service life in demanding conditions.
  • WATER SEPARATOR SPIN-ON
Efficiency Test Std: ISO19438
Type: Water Separator
Gasket ID: 2.44 IN
Primary Application: CUMMINS 202893
Style: Spin-On
Outer Diameter: 3.66 IN
Efficiency 99%: 25 MICRON
Thread Size: 1-14 UN
Gasket OD: 2.83 IN
Emulsified H2O Efficiency: 95 PERCENT
Length: 188 MM
Weight
1.2600

Compatibility

Freightliner Cascadia (2008–2017)

Freightliner Columbia (2007–2015)

International ProStar (2008–2017)

Kenworth T680 (2011–2018)

Kenworth T800 (2009–2016)

Mack Pinnacle CXU (2008–2016)

Peterbilt 389 (2009–2018)

Peterbilt 579 (2011–2018)

Volvo VNL Series (2008–2018)

Volvo VNM Series (2008–2016)

Alternative Part Numbers

  • OEM: Cummins 3329289
  • Cummins 3903090
  • Cummins 3914409
  • Cummins 3930942
  • Cummins 3931063
  • Fleetguard FS1212
  • Fleetguard FS1212A
  • Fleetguard FS1212B
  • Fram P11177
  • Luberfiner LFF2749
  • Other Cross References: Baldwin BF1259
  • Wix 33406
  • Wix 33406XE

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