- Family: Titan
- Length: 50 m
- Diameter: 3.05 m
- Launch Mass: 720 T
The Titan 34D Transtage was manufactured by Lockheed Martin with the first launch on 1984-01-31. Titan 34D Transtage has 7 successful launches and 0 failed launches with a total of 7 launches. The Titan 34D was a United States expendable launch vehicle used to launch a number of satellites for military applications.