Status: Design concept 1965-94. Date: 1965-94. Thrust: 392.00 kN (88,125 lbf). Specific impulse: 900 s.
RO-31 Kosberg nuclear/LH2 rocket engine. UR-700 Third Stage. Study 1967. Engine proposed for UR-700 third stage to achieve 250 metric ton payload to low earth orbit. Probably closely related to RD-0411. |