Size 1 (CM): 208*65*53

Weright 1 (KG): 63

Size 2 (CM): 99*99*34

Weright 2 (KG): 52

9C3039G01 is a precision aerospace component, compliant with AS9100D quality standards and FAA/EASA regulations, designed for the environmental control systems (ECS) of large commercial aircraft.

It serves as a primary seal ring for ECS cabin air control valves, forming a tight, durable seal between the valve housing and its mounting base. This seal ensures the valve can accurately regulate the volume and distribution of conditioned air to the cabin, maintaining consistent cabin temperature, air pressure, and fresh air circulation, while avoiding air leakage that would lower ECS efficiency, cause uneven cabin environment, or impact avionics cooling.

Made from high-temperature-resistant, flexible fluorosilicone rubber, it can work stably at temperatures from -55°C to 215°C, and has a precision-molded structure for a perfect fit. Weighing 0.06kg, it allows fast replacement during MRO, and is a core component for ECS stability.