- Family: Titan
- Length: 54 m
- Diameter: 3.05 m
- Launch Mass: 906 T
- Low Earth Orbit Capacity: 17700 kg
The Titan 403A was manufactured by Lockheed Martin with the first launch on 1991-03-08. Titan 403A has 4 successful launches and 1 failed launches with a total of 5 launches. Titan IV was a family of heavy-lift space launch vehicles developed by Martin Marietta and operated by the United States Air Force from 1989 to 2005.