Complex sentence: Red Beard had an explosive yield in the 10 to 20 kiloton range; and was mounted on a special bomb bay door into which it nested neatly to reduce aerodynamic buffet on the launch aircraft.
Split into simpler sentences: Red Beard had an explosive yield in the 10 to 20 kiloton range. It was mounted on a special bomb bay door into which it nested neatly to reduce aerodynamic buffet on the launch aircraft.