The Boeing B-52 Stratofortress is a long-range strategic bomber flown by the United States Air Force (USAF) since 1954, replacing the Convair B-36 and the Boeing B-47. Although built for the role of Cold War-era nuclear deterrent, its conventional capabilities are these days the more important role in USAF operations, where its long range, heavy weapons load and comparatively economical operation are highly valued.
Air Combat Command's B-52 is a long-range heavy bomber that can perform a variety of missions.