5286677 Cummins Compatible QSC8.3 Compressor

What does a single cylinder compressor do?

This single cylinder air brake compressor serves as a vital component within the pneumatic system of heavy commercial vehicles. It functions by compressing intake air and delivering it to the air processing unit to maintain necessary pressure for braking operations. Built with high-strength components, this unit is engineered to withstand demanding thermal and mechanical loads in industrial environments.

Compatibility and engine fitment

This specific model is compatible with Cummins engines and systems. It is designed to integrate seamlessly into the air brake network of heavy commercial vehicles, ensuring consistent pressure delivery to the tanks and valves.

Installation and maintenance guidance

Maintenance of this water-cooled unit requires regular inspection of the 3/4" - 16 UNF water inlet and outlet ports to prevent leaks. Technicians should verify the condition of the unloader port (M10x1) and ensure the water-cooled valve plate remains free of debris to maintain optimal swept volume performance.

Troubleshooting and system health

Regular checks of the through drive mechanism and air outlet ports help prevent sudden pressure drops in the braking circuit. For precise fitment verification, consult your authorized distributor.

OE cross-reference

2500 030 002 (Single Cylinder Compressor) is the equivalent of the Cummins OE number. This part directly replaces Cummins OE number 5286677.