Delivered to Iberia EC-BYM in 1972. To McDonnell-Dougas as N536MD then to the US Navy as C-9B 164606 in 1990. Withdrawn from use at NAS Fort Worth JRB, TX in 2007 and used as a ground trainer. Wing centre section and tail cone mounted on pedestals at the gate of Airfield Falls Conservation Park outside the base gate by 2018. Remainder scrapped.