Engine NK-33A
Liquid rocket engine NK-33A for the first stage of the Soyuz-2.1v launch vehicle
Technical characteristics
Engine thrust near the Earth | 154.5 ts |
Specific impulse in vacuum | 331 s |
Pressure in the combustion chamber | 148.7 kgf/cm2 |
In-flight operating time | 200 s |
Resource | 600 s |
Advantages
- High specific impulse - 331 sec.
- Low weight compared to analogues.
- High reliability - more than 450 successful tests and launches.
- Moderate pressure in the combustion chamber.
- Simplicity of design.
Application
Soyuz-2.1v launch vehicles.
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