Vulcain

Type: Lower Stage Engine
Country of Origin: France
Manufacturer: Snecma

First Flight:
Status: Retired
Propellant (O/F): Liquid Oxygen/Liquid Hydrogen
Mixture Ratio (O/F by mass): 5.3
Cycle: Gas generator
Chambers: 1

Thrust (vac.): 1140 kN
Thrust (s.l.):
Throttle:
ISP (vac.): 431 s
ISP (s.l.):
Chamber Pressure: 1500 psi
Nozzle Ratio: 45:1
Burn time:
Ignitions:

Mass: 1300 kg
Length: 3.05 m
Diameter: 1.76 m

Used in: Ariane 5

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