5 days ago · The Federal Aviation Administration has called for an inspection of 171 aircraft after part of a Boeing 737-9 Max’s wall blew out on an Alaska Airlines flight. row of seats, according to the United - Boeing 737-MAX 9 3D aircraft seat map. Select Upper Deck or Lower Deck Lower deck Upper deck. Lights off on. Boeing 737-MAX 9 United First® 0YxYgQI.