The Convair B-36 "Peacemaker" was a piston-engined strategic bomber built by Convair and operated by the United States Air Force's Strategic Air Command from 1948 to 1959. With 384 units built, the B-36 remains the largest mass-produced piston-engined aircraft, and has the longest wingspan of any combat aircraft. The B-36 was capable of intercontinental flight without refueling.
