Introducing the Genuine Atlas Copco 1616635681 OFS Q-21 Air End & Rotor

The Genuine Atlas Copco 1616635681 OFS Q-21 Air End & Rotor is a complete, factory-calibrated assembly specifically designed for optimal integration into designated Atlas Copco oil-free screw compressors. This part number signifies a unit with precisely engineered rotor profiles (often asymmetrical for enhanced efficiency), high-quality bearings, and robust housing materials built to withstand continuous operation under demanding industrial conditions. The rotors undergo meticulous machining and balancing processes, ensuring smooth rotation and minimal vibration.

Atlas Copco manufactures this air end with exceptional attention to detail, ensuring minimal internal leakage and maximum volumetric efficiency. As an authentic component, the 1616635681 OFS Q-21 air end restores the compressor’s original performance characteristics, including its designed air flow rate and energy efficiency.