4110-712-2, Mask Assembly with Microphone, Silicone, Medium, with Fixed Flow MS Fitting.
This TSO C103 approved mask is a crew mask assembly including the standard re-breather mask, flow indicator, and a preset plug. These plugs are preset based on customers altitude request up to 25,000 feet. The Military style fitting is typically associated with military aircraft and some other manufacturers used them as well. Please use the gallery photo to verify your outlet connector. The flow indicator is a simple to read red to clear indication of positive flow.
Size Medium fits approximately 95% of people
This mask uses TSO approved 4110-712-2