Delta 3920
USA Wikipedia 
Built & Operated By
McDonnell Douglas
Commercial
Family
Delta
variant 3920
Maiden Flight
16 JUL 1982
About
The Delta 3000 series was an American expendable launch system which was used to conduct 38 orbital launches between 1975 and 1989. It was a member of the Delta family of rockets. Several variants existed, which were differentiated by a four digit numerical code.
Vehicle Specifications
Height
36 m
Diameter
2.44 m
Launch Mass
191 T
Thrust
3,188 kN
Stages
3
Configuration
Expendable
Launch Record
Total Launches
3
Successful
3
Failed
0
Consecutive
3