- Family: Atlas
- Length: 58.3 m
- Diameter: 3.8 m
- Launch Mass: 590 T
- Low Earth Orbit Capacity: 9050 kg
The Atlas V 401 was manufactured by United Launch Alliance with the first launch on 2002-08-21. Atlas V 401 has 41 successful launches and 0 failed launches with a total of 41 launches. An Atlas V with a 4 meter diameter fairing, no boosters and a single centaur upper stage engine.
