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DAC Helios ISI-2
Part of DAC Helios Family
Nuclear/LH2 propellant rocket stage. .

Status: Study 1963. Thrust: 17,926.00 kN (4,029,925 lbf). Gross mass: 1,070,000 kg (2,350,000 lb). Unfuelled mass: 214,000 kg (471,000 lb). Specific impulse: 850 s. Burn time: 392 s. Height: 27.40 m (89.80 ft). Diameter: 21.30 m (69.80 ft). Span: 38.10 m (124.90 ft).

Cost $ : 67.000 million. No Engines: 4.



Country: USA. Engines: NERVA 1mlbf. Launch Vehicles: DAC Helios ISI. Propellants: Nuclear/LH2.

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