Delivered to United as N4712U in 1970. To Pan Am in 1985. Fitted with side cargo door in 1988. I think it can just be seen on the rear fuselage. To Aeroposta in 1992 . Converted to a freighter for Polar Air Cargo in 1994. Reregistered as N852FT in 1995. Used as a ground trainer at Prestwick from 2002. Scrapped in 2017. Parts to Sunderland for preservation.