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Boeing reaches milestone of firsts with forward join of NASA’s inaugural SLS Core Stage

19 Feb 2019, 18:45 UTC
Boeing reaches milestone of firsts with forward join of NASA’s inaugural SLS Core Stage
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The top half of the first NASA Space Launch System (SLS) Core Stage now stands assembled in a vertical stacking cell at the Michoud Assembly Facility (MAF) in New Orleans. Prime contractor Boeing bolted the three elements, the forward skirt, the liquid oxygen (LOX) tank, and the intertank together in January at Michoud.
After connecting the elements, Boeing is working to button up the “forward join” and get the assembly ready to connect to the rest of the stage later in the year. Technicians are working in Cell D at MAF to install the remaining major hardware pieces inside the join, plug cabling together, and cover the bolted connections with insulating foam.

Forward join milestone of firsts
With completion of the three elements at the top of the stage, the forward skirt, the liquid oxygen (LOX) tank, and the intertank, Boeing was finally ready to put them together in Cell D of Building 110 at MAF just before Christmas. A Core Stage is composed of five major pieces, the three forward join elements, along with the liquid hydrogen (LH2) tank, and the engine section.
Each of the forward join elements is the first working version of their kind, as opposed ...

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