Witch's Brew Aids J-2X Engine Hardware Assembly

Marshall AL (SPX) Nov 02, 2010 Manufacturing of NASA’s J-2X rocket engine includes a Halloween plunge into an icy cauldron of liquid nitrogen. Key components of the J-2X fuel turbopump, the rotating machinery that drives the liquid propellants into the engine, were assembled at Pratt and Whitney Rocketdyne’s facility in Canoga Park, Calif., at temperature extremes to ensure the right fit. The cold pump volute – the stru

URL: http://www.space-travel.com/reports/Witchs_Brew_Aids_J_2X_Engine_Hardware_Assembly_999.html

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