Pilot Flight Helmet Oxygen Mask NBC Intercom Unit
Uses a 9 volt battery – not included
This would be used by the pilot or aircrew member when wearing the AR5 aircrew respirator. They would plug their flying helmet into the unit and would be able to communicate with ground or other crew by either the built in speaker/microphone or with the other person plugging their headset/helmet into the second socket on the unit.
Good used as removed condition with some scratches from it’s use in service as per photographs
Our ref: 18102603