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RS-68 Regen
Part of RS-68
Rocketdyne LOx/LH2 rocket engine. Design concept -2004. Upgrade to basic RS-68 for Delta IV Heavy growth versions. Would use a regeneratively-cooled expansion nozzle, allowing it to run hotter, with higher thrust and specific impulse.

Status: Design concept -2004. Date: 2005.

Upgrade to basic RS-68 for Delta IV Heavy growth versions. Details not specified, except that it would use a regeneratively-cooled expansion nozzle, presumably allowing it to run hotter, higher thrust and specific impulse.



Country: USA. Propellants: Lox/LH2. Agency: Rocketdyne.

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