3680441 CUMMINS ISM Single Cylinder, Air Compressor

This single cylinder air compressor serves as a critical component within the engine's pneumatic system, ensuring consistent air pressure for heavy commercial vehicle operations. Engineered with high-strength components, the unit features a cylinder bore of Ø85.00 and a stroke of 56 mm to maintain stable output. Its water-cooled design provides superior thermal management, essential for maintaining durability under heavy-duty working conditions.

3680441 is the OE-equivalent CUMMINS single cylinder air compressor used in the CUMMINS ISM engine. This part is specifically engineered to meet the strict requirements of the ISM series, ensuring seamless integration and assembly. The technical specifications include an air inlet port of Ø25 and an air outlet port of M27x2, providing precise pneumatic control.

For workshop technicians, this unit offers ease of installation due to its standardized through-drive and specialized port configurations, such as the M10x1 air unloader port. Maintaining the water inlet and outlet ports (3/4" - 16 UNF) is essential for proper cooling. Regular inspections of the water-cooled valve plate and air system integrity are recommended to ensure long-term operational reliability in heavy commercial vehicles.