3103403 CUMMINS ISM Single Cylinder, Air Compressor

This single cylinder air compressor is engineered to provide reliable pneumatic pressure for heavy-duty engine systems. Designed with a robust structure, it serves as a critical component in maintaining the air supply required for vehicle operation. The unit features a water-cooled design, utilizing specific inlet and outlet ports to manage thermal loads effectively during high-intensity service cycles.

3103403 is the OE-equivalent of the CUMMINS 3103403 Single Cylinder, Air Compressor used in the CUMMINS ISM engine. This part is engineered to meet the exact specifications of the original equipment, ensuring seamless integration and performance within the vehicle's air management system. It is specifically designed for heavy commercial vehicle engine architectures where precision and reliability are paramount.

For workshop technicians, this component features a Ø85.00 mm cylinder bore and a 56 mm stroke, with an air inlet port of Ø25 and an air outlet port of M27x2. The assembly includes an M10x1 air unloader port and is water-cooled via 3/4" - 16 UNF ports. Regular inspection of the water cooling lines and port connections is recommended to ensure optimal thermal regulation and prevent system downtime during maintenance.