The Donaldson P550777 Lube Filter is engineered to deliver exceptional engine protection and enhanced filtration performance. Designed to keep today’s engine lubrication systems operating at peak efficiency, this filter provides impressive durability and reliability for heavy-duty and commercial truck applications. Its advanced bypass spin-on design ensures optimal flow while maintaining strict particulate control.

Key Features

• Provides superior engine protection by capturing contaminants and maintaining optimal lube flow
• Designed for high-performance filtration under demanding conditions
• Compatible with standard heavy-duty and commercial truck engines
• Engineered to support longer service intervals and reduce maintenance downtime

Specifications

• Outer Diameter: 3.50 inches
• Thread Size: 1.25 inches
• Length: 4.25 inches
• Gasket Dimensions: Outer - 3.75 inches; Inner - 1.75 inches
• Efficiency: 50% at 10 microns; 99% at 25 microns
• Media Type: High-quality cellulose
• Collapse Burst Rating: 80 psi
• Filter Type: Bypass
• Filter Style: Spin-On
• Primary Application: Heavy-duty engine lubrication systems

For customers seeking quality Donaldson parts, visit our Donaldson collection for more options. Additionally, enjoy fast processing as items typically ship within 1 business day, ensuring you get back on the road with minimal delay.