Q18205474: Difference between revisions

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Q18205474
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{{Page|BE-4|Classes|large staged combustion rocket engine}}
{{Page|BE-4|Classes|liquified natural gas/liquid oxygen stage-combustion rocket engine|Blue Engine 4}}

Latest revision as of 15:55, 17 February 2025




The BE-4 is a liquid rocket engine developed by Blue Origin. It uses liquefied methane fuel and operates on an oxygen-rich staged combustion cycle. The BE-4 produces 2,400 kN (550,000 lbf) of thrust at sea level.

Blue Origin BE-4 rocket engine, sn 103, April 2018 -- LOX inlet side view, minus nozzleBlue Origin BE-4 rocket engine, sn 103, April 2018 -- LOX inlet side view, minus nozzle
Blue Origin BE-4 rocket engine, sn 103, April 2018 -- top of engineBlue Origin BE-4 rocket engine, sn 103, April 2018 -- top of engine
BE-4BE-4
Blue Origin BE-4 methalox rocket engine powerheadBlue Origin BE-4 methalox rocket engine powerhead
Blue Origin BE-4 rocket engine, sn 103, April 2018 -- LCH4 inlet side viewBlue Origin BE-4 rocket engine, sn 103, April 2018 -- LCH4 inlet side view
Blue Origin BE-4 rocket engine, sn 103, April 2018 -- LOX inlet side viewBlue Origin BE-4 rocket engine, sn 103, April 2018 -- LOX inlet side view
Blue Origin BE-4 rocket engine, sn 103, April 2018 -- view 1Blue Origin BE-4 rocket engine, sn 103, April 2018 -- view 1
Blue Origin BE-4 rocket engine nameplate with display informationBlue Origin BE-4 rocket engine nameplate with display information