Donaldson P551313 Spin-On Secondary Fuel Filter 3 Micron Cellulose

The Donaldson P551313 is a spin-on secondary fuel filter engineered for heavy-duty diesel engine applications. Built with cellulose filter media, it delivers 99% filtration efficiency at 3 microns, tested to SAE J1858 standards, effectively capturing harmful particulates before they can reach sensitive fuel injection components.

This filter features an O-ring sealing surface for a reliable, leak-free connection and a robust spin-on design for straightforward service. It is a direct cross-reference replacement for the Caterpillar 1R-0750 and a wide range of OEM and aftermarket part numbers.

Key Specifications:

• Style: Spin-On, Secondary
• Media Type: Cellulose
• Outer Diameter: 3.66 in (93 mm)
• Length: 6.97 in (177 mm)
• Thread Size: 1-14 UN
• Gasket OD: 2.83 in (72 mm)
• Gasket ID: 2.44 in (62 mm)
• Filtration Efficiency: 99% at 3 Micron
• Efficiency Test Standard: SAE J1858

Cross-Reference Part Numbers:

• Baldwin: BF7633, BF7637
• Caterpillar: 1R0750, 1R0763
• Fleetguard: FF5320
• Fram: P8334
• Napa: 3528, 3528MP
• Wix: 33528, 33528MP
• Luber-Finer: LFF3347
• Carquest: 86528, 86528MP
• Hastings: FF1079, FF1171

The Donaldson P551313 is a trusted OEM-quality replacement fuel filter designed to reduce maintenance downtime and protect critical fuel system components in demanding commercial and industrial diesel applications.