21353442 MACK Single Cylinder, Air Compressor

This single-cylinder air compressor is engineered to provide consistent and reliable pneumatic pressure within the heavy commercial vehicle air braking system. Designed with a robust architecture, the unit features a water-cooling system to maintain optimal operating temperatures during intensive service cycles. The integration of high-strength components ensures that the compressor maintains performance under demanding thermal and mechanical loads.

21343442 is the OE-equivalent of the MACK 21353442 Single Cylinder, Air Compressor used in MACK heavy commercial vehicles. This component is specifically engineered to match the exact technical requirements of the original equipment, ensuring seamless integration into the existing air brake system without compromising system integrity or pressure stability.

For workshop technicians, this unit offers precise installation with standardized port sizes including an M26x1,5 air outlet and an M16x1,5 water inlet/outlet configuration. The inclusion of the ESS feature and a through-drive design facilitates efficient assembly and long-term reliability. Regular inspection of the water cooling channels and air unloader port (M12x1,5) is recommended during standard maintenance intervals to ensure peak operational efficiency.

This component is designed for professional use in heavy-duty truck environments where constant air supply is critical for braking safety and system responsiveness. By maintaining strict adherence to technical tolerances such as the 56 mm stroke and 318cm³ swept volume, it ensures high-quality performance in professional workshop services.