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>> No.11487896 [View]
File: 665 KB, 1872x1920, S-II_assembly_Apollo6.jpg [View same] [iqdb] [saucenao] [google]
11487896

>>11487824
Like what >>11487850 said, the J-2's nozzle didn't expand so much for an upper stage engine. My guess as to why is so that more could be fitted in the stage for the Nova rockets, but five was enough for the Saturn V.

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