RD-107
Type: Lower Stage Engine
Country of Origin: Soviet Union
Manufacturer: JSC Kuznetsov
RD-107
First Flight:
Status: Retired
Propellant (O/F): Liquid Oxygen/Kerosene
Mixture Ratio (O/F by mass):
Cycle: Gas Generator
Chambers: 4 + 2 vernier
Thrust (vac.): 1000.31 kN
Thrust (s.l.): 813.98 kN
Throttle: none
ISP (vac.): 313 s
ISP (s.l.): 256 s
Chamber Pressure: 853 psi
Nozzle Ratio:
Ignitions: 1
Mass:
Length: 2.865 meters
Diameter: 1.85 meters
Used in: R-7, Sputnik, Vostok, Voskhod
RD-107K
First Flight:
Status: Retired
Propellant (O/F): Liquid Oxygen/Kerosene
Mixture Ratio (O/F by mass):
Cycle: Gas Generator
Chambers: 4 + 2 vernier
Thrust (vac.): 995.41 kN
Thrust (s.l.): 818.88 kN
Throttle: none
ISP (vac.): 313.3 s
ISP (s.l.): 256.2 s
Chamber Pressure: 853 psi
Nozzle Ratio:
Ignitions: 1
Mass:
Length: 2.865 meters
Diameter: 1.85 meters
Used in: Molniya
RD-107MM
First Flight:
Status: Retired
Propellant (O/F): Liquid Oxygen/Kerosene
Mixture Ratio (O/F by mass):
Cycle: Gas Generator
Chambers: 4 + 2 vernier
Thrust (vac.): 921.86 kN
Thrust (s.l.): 755.14 kN
Throttle: none
ISP (vac.): 314 s
ISP (s.l.): 257 s
Chamber Pressure: 848 psi
Nozzle Ratio:
Ignitions: 1
Mass:
Length: 2.865 meters
Diameter: 1.85 meters
Used in: Molniya-M, Soyuz
RD-117
First Flight:
Status: Active
Propellant (O/F): Liquid Oxygen/Kerosene
Mixture Ratio (O/F by mass):
Cycle: Gas Generator
Chambers: 4 + 2 vernier
Thrust (vac.): ?
Thrust (s.l.): 778.68 kN
Throttle: none
ISP (vac.): 316 s
ISP (s.l.): 253 s
Chamber Pressure: 772 psi
Nozzle Ratio:
Ignitions: 1
Mass:
Length: 2.865 meters
Diameter: 1.85 meters
Used in: Soyuz-U, Soyuz-U2
RD-107A
First Flight:
Status: Active
Propellant (O/F): Liquid Oxygen/Kerosene
Mixture Ratio (O/F by mass):
Cycle: Gas Generator
Chambers: 4 + 2 vernier
Thrust (vac.): 1019.93 kN
Thrust (s.l.): 839.48 kN
Throttle: none
ISP (vac.): 320.2 s
ISP (s.l.): 263.3 s
Chamber Pressure: 772 psi
Nozzle Ratio:
Ignitions: 1
Mass:
Length: 2.578 meters
Diameter: 1.85 meters
Used in: Soyuz-FG, Soyuz-STA, Soyuz-STB, Soyuz 2.1a, Soyuz 2.1b
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