RAF Oxygen Mask Type P 1A

Black rubber face cup with interior sealing lip and oxygen inlet pipe on left side, microphone mounted centrally and expiratory valve below it.

The exterior overlaid by a black plastic reinforcing shell to which is attached the suspension chains and lever which retain the mask in tight contact with the wearer's face. Short microphone lead with connector. Black corrugated oxygen pipe terminating in a cone shaped Inlet Warning Connector formed with a small bore supplementary inlet which connects to the small oxygen cylinder inside the parachute pack which activates automatically in the event of high altitude ejection.