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DAC Helios ISI-1
Part of DAC Helios Family
LOx/LH2 propellant rocket stage. .

Status: Study 1963. Thrust: 49,807.00 kN (11,197,059 lbf). Gross mass: 1,333,000 kg (2,938,000 lb). Unfuelled mass: 120,000 kg (260,000 lb). Specific impulse: 455 s. Specific impulse sea level: 365 s. Burn time: 107 s. Height: 22.90 m (75.10 ft). Diameter: 24.40 m (80.00 ft). Span: 29.00 m (95.00 ft).

Cost $ : 38.700 million. No Engines: 4.



Country: USA. Engines: Chamber/single nozzle. Launch Vehicles: DAC Helios ISI. Propellants: Lox/LH2.

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