3969110 CUMMINS QSL Single Cylinder, Air Compressor

This single cylinder air compressor is engineered to provide consistent pneumatic pressure within heavy commercial vehicle engine systems. Designed for high-strength performance, the component features a robust water-cooled architecture to manage thermal loads effectively during continuous operation. Its precise engineering ensures it serves as a reliable core component for maintaining vital air pressure in demanding environments.

3969110 is the OE-equivalent of the CUMMINS 3969110 single cylinder air compressor used in the CUMMINS QSL engine series. This part is meticulously designed to meet the technical requirements of heavy-duty industrial applications, ensuring seamless integration with existing engine architectures and maintaining system stability under load.

For workshop technicians and fleet managers, this component offers ease of assembly with its standardized port dimensions, including a 3/4" - 16 UNF water inlet and outlet. Regular maintenance of the cooling lines and checking the M27x2 air outlet connection is essential to ensure long-term durability. This unit is specifically built for heavy commercial vehicles to prevent pressure drops in the braking or pneumatic control systems.

Technical specifications include a swept volume of 318cm³ and a weight of 19.5 KG, ensuring it meets the structural demands of high-output diesel engines. The inclusion of an ESS feature and water-cooled valve plate provides an additional layer of reliability for modern engine service intervals.