 |
Space Shuttle Main Engine Specifications
Space Shuttle Main Engine Specifications
|
Specification |
Value |
|
Height (ft)
|
13.9
|
|
Diameter (ft)
|
7.5
|
|
Weight (lb)
|
7,813
|
|
Oxidizer: fuel mixture ratio
|
6:1.0
|
|
Throttle Range (%)
|
67 to 109
|
|
Engine Performance |
Sea Level |
Vacuum |
|
Thrust (lbf)
|
393,800
|
491,900
|
|
Specific Impulse (sec)
|
365
|
452
|
|
Pump |
Pressure Change (lb/sq.in) |
Speed (rpm) |
|
Low-Pressure Oxidizer
|
100 - 422
|
5,150
|
|
High-Pressure Oxidizer
|
422 - 4,024
|
22,291
|
|
Low-Pressure Fuel
|
30 - 309
|
15,815
|
|
High-Pressure Fuel
|
276 - 5991
|
34,274
|
|
