5257936 Twin Cylinder Compressor for Cummins Engines

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical engine-driven component within the air brake system, designed to provide high-volume compressed air through two piston-cylinder assemblies. By utilizing two compression strokes, this unit ensures faster reservoir filling and more consistent pressure than single-cylinder alternatives, making it essential for heavy-duty applications.

Compatibility and technical specifications

This component is compatible with Cummins engines and is specifically designed to meet the rigorous demands of heavy commercial vehicle braking systems. The design features a water-cooled configuration with M16x1.5 water inlet and outlet ports, ensuring optimal thermal management during high-demand operation.

Installation and maintenance guidance

For proper maintenance, technicians should regularly inspect the M26x1.5 air inlet and outlet ports for any signs of debris or leakage. Given the water-cooled design and the presence of a water-cooled valve plate, ensuring a clean coolant flow through the M16x1.5 ports is vital for maintaining the longevity of the internal components.

System performance and selection

When selecting a replacement, verify that the through drive mechanism and port dimensions match the existing installation to ensure seamless integration into the pneumatic system.

OE cross-reference

2500 170 001 (Twin Cylinder Compressor) is the equivalent of the Cummins OE number. This part directly replaces Cummins OE number 5257936.