Used on stages: MLLV, Nova MM R10E-2, Nova MM R10R-2, Nova MM S10E-1, Nova MM S10E-2, Nova MM S10R-1, Nova MM S10R-2, Nova MM T10EE-1-1, Nova MM T10EE-1-2, Nova MM T10RE-1-1, Nova MM T10RR-2-1, Nova MM T10RR-3-1, Nova MM T10RR-3-2. Used on launch vehicles: MLLV, Nova MM R10E-2, Nova MM R10R-2, Nova MM S10E-1, Nova MM S10E-2, Nova MM S10R-1, Nova MM S10R-2, Nova MM T10EE-1, Nova MM T10RE-1, Nova MM T10RR-2, Nova MM T10RR-3. Propellants: Lox/LH2 Thrust(vac): 750,708 kgf. Thrust(vac): 7,361.00 kN. Isp: 420 sec. Isp (sea level): 377 sec. Burn time: 397 sec. Chambers: 1. Country: USA. Status: Design concept 1960's. CD Modules - conceptual engines of various thrusts, according to design - were clustered in Martin Marietta Nova designs. Used in Nova MM S and T series Nova designs. Status: Study 1963. Operational date would have been July 1978. Values shown were maximum considered.