Provides global Special Air Mission (SAM) airlift, logistics, aerial port and communications for the President, Vice President, Combat Commanders, and senior leaders as tasked by the White House, Chief of Staff of the Air Force, and Air Mobility Command.

The unit was equipped first with the Curtiss C-46 Commando, and then converted to the Consolidated C-87 Liberator Express in 1944.

Re-established under Military Air Transport Service in November 1953, providing airlift of personnel and equipment initially flying Douglas C-54 Skymasters.

In 1960 converted to the Douglas C-133 Cargomaster and provided very heavy strategic airlift until the end of the C-133's service in 1971.

Reactivated in 1977 at Andrews Air Force Base, Maryland and assigned to the Special Air Mission supporting transportation for the President and other high-ranking dignitaries of US and foreign governments, and Beechcraft C-12 Huron training for personnel from all branches of the military in 1977.