Atlas LV-3B
USA Wikipedia 
Built & Operated By
National Aeronautics and Space Administration
Government · founded 1958
Family
Atlas
variant LV-3B
Maiden Flight
29 JUL 1960
About
The Atlas LV-3B, Atlas D Mercury Launch Vehicle or Mercury-Atlas Launch Vehicle, was a human-rated expendable launch system used as part of the United States Project Mercury to send astronauts into low Earth orbit. Manufactured by American aircraft manufacturing company Convair, it was derived from the SM-65D Atlas missile, and was a member of the Atlas family of rockets.
Vehicle Specifications
Height
28.7 m
Diameter
3 m
Launch Mass
120 T
Thrust
1,300 kN
Stages
1
Configuration
Expendable
Launch Record
Total Launches
10
Successful
7
Failed
3
Consecutive
6
Performance
To LEO
1,360 kg
Programmes 1
Mercury