Donaldson P550390 Filter Fuel

P550390
FUEL FILTER, WATER SEPARATOR

SPIN-ON

About Donaldson P550390
The P550390 fuel filter is designed to provide reliable fuel
filtration and water separation for a variety of engines and
mobile equipment. Its cartridge-style design offers a secure
fit and supports integrated water drainage, allowing easy
removal of water to maintain fuel system integrity. Built with
durable filtration media, this filter helps extend service
intervals, protect engine components, and simplify
maintenance across multiple vehicle and equipment
applications. Its versatile design eliminates the need for
installation keys, offering a universal fit that accommodates
existing OEM drain valves, WIF sensors, and bowls.

Attributes
Outer Diameter 98.5 mm (3.88 inch)
Thread Size M20 x 1.5
Length 140 mm (5.51 inch)
Gasket OD 72.5 mm (2.85 inch)
Gasket ID 50 mm (1.97 inch)
Outlet Size M36 x 1.5
Efficiency 50% 10 micron
Efficiency Test Std JIS D 1611
Emulsified H2O Efficiency 95 Percent
Collapse Burst 6.9 bar (100 psi)
Type Water Separator
Style Spin-On
Media Type Cellulose
Primary Application MITSUBISHI MB220900
Other Information
UPC Code 742330088050