Donaldson P550049 Spin-On Primary Fuel Filter

The Donaldson P550049 is a spin-on primary fuel filter designed to deliver superior fuel filtration for diesel engines. This filter features Donaldson's advanced cellulose media technology that achieves 99% efficiency at 30 microns, effectively capturing and retaining injector-damaging contaminants to protect critical fuel system components.

Key Specifications:

• Outer Diameter: 3.68 inches (93.5mm)
• Overall Length: 3.94 inches (100mm)
• Thread Size: M20 x 1.5
• Gasket OD: 2.52 inches (64mm)
• Gasket ID: 2.28 inches (58mm)
• Filter Type: Spin-On Primary
• Media Type: Cellulose
• Filtration Efficiency: 99% at 30 microns (SAE J806)

Performance Features:

• Heavy-duty construction with robust baffle plates, can housing, and sealing components built for demanding applications
• Excellent contaminant capture and retention performance, even during engine vibration
• Helps minimize expensive fuel system repairs and unplanned downtime
• Meets or exceeds OEM specifications

This filter replaces OEM part numbers including Mitsubishi ME016823, ME016872, Caterpillar 1838187, Ford E3TZ9155B, and many others. Commonly used in applications including Mitsubishi 4D30C and 4D31T engines, various Bobcat, Gehl, Kobelco, and Hitachi equipment.