Home / Photos / King Air 350ER: Flying Fuel Tank Photos King Air 350ER: Flying Fuel Tank By October 22, 2008 Hawker Beechcraft King Air 350ER Each Hartzell four-blade propeller is dynamically balanced to each specific airframe. The airplane flown for this report was normally configured for passenger missions. Cargo versions or special mission airplanes are available. All data comes from the airplane manuals and reflects standard day conditions unless otherwise noted. More From Photos A Fond Memory: Sun 'n Fun Aerospace Expo 2023 Gallery: The Evolution of Van's Aircraft Gallery: Tails on Display at Oshkosh Gallery: Wednesday at Oshkosh Photos: <i>FLYING</i> Honors Award Winners at Adventure Party First Look: Supernal's Air Taxi Passenger Cabin