The enlisted man’s Type M1942 was similar to the M1939 service uniform was adopted by the United States Army during the service's rapid expansion prior America's entry into World War II. The design was simplified with the removal of the rear shoulder pleats. Popularly known as the "pinks and greens" this uniform remained standard issue until the passage of the National Security Act of 1947 that created the Department of Defense. The uniform continued to be worn in the aftermath of the Act but officially became obsolete after July 1948.
This coat was worn by the donor duing World War II. He served from September 1942 until February 1946 with the 2053 Air Base Group Western Training Command in Las Vegas, Nevada.
This object is not on display at the National Air and Space Museum. It is either on loan or in storage.