Delta 3914
Delta familyMcDonnell DouglasRetired
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.

Specifications
- Thrust
- 3,046 kN
- Height
- 35 m
- Diameter
- 2.44 m
- Launch mass
- 185 t
- Stages
- 4
- LEO capacity
- 951 kg
- GTO capacity
- 954 kg
Specifications from Launch Library. Figures the operator has not published are omitted.
Flight record
12flightswith a definitive outcome
83.3%success rate10 of 12
2failuresincluding partial failures
0success streakcurrent
First flight December 13, 1975 · latest May 3, 1986
Counted from padside's own launch record, the same basis as the stats page.
Flights per year
- Successful
- Failed
Show the numbers for Delta 3914 flights per year
| Year | Successful | Failed | Total |
|---|---|---|---|
| 1975 | 1 | 0 | 1 |
| 1976 | 1 | 0 | 1 |
| 1977 | 0 | 1 | 1 |
| 1978 | 2 | 0 | 2 |
| 1979 | 1 | 0 | 1 |
| 1980 | 1 | 0 | 1 |
| 1981 | 1 | 0 | 1 |
| 1982 | 0 | 0 | 0 |
| 1983 | 2 | 0 | 2 |
| 1984 | 1 | 0 | 1 |
| 1985 | 0 | 0 | 0 |
| 1986 | 0 | 1 | 1 |