The RD-120 is intended for thrust creation needed for set-up a motion parameters transition to LV. It is used as cruise engine for Zenit LV second stage.


Technical characteristics Value
Propellant components: liquid oxygen + kerosene
Vacuum thrust, tf 93
Vacuum specific propulsive burn, s 350,5
Propellant mixture ratio 2,6
Number of restarts 1
Gimbal angle of chambers stationary
Firing time, s 290