Molniya 8K78-2 LOx/Kerosene propellant rocket stage. . |
R-9A Stage 2 LOx/Kerosene propellant rocket stage. Empty mass estimated. Developed into Molniya/Soyuz second stage. |
Soyuz 11A511-2 LOx/Kerosene propellant rocket stage. . |
Voskhod 11A57-2 LOx/Kerosene propellant rocket stage. . |
Soyuz 11A511U2-2 LOx/Kerosene propellant rocket stage. . |
8K513 Blok B LOx/Kerosene propellant rocket stage. Masses estimated based on total vehicle mass of 117 metric tons. Developed into Molniya/Soyuz second stage. |
Angara A-2 LOx/Kerosene propellant rocket stage. Two thrust levels. Propellant ration 2.6:1, chamber pressure 162 bar. |
Molniya 8K78M-2 LOx/Kerosene propellant rocket stage. . |
Soyuz 11A511U-2 LOx/Kerosene propellant rocket stage. . |
Soyuz ST-2 LOx/Kerosene propellant rocket stage. . |