BE-4 Engine

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Blue Origin
Blue Origin
BE-4 Engine

Overview

Liquid oxygen/liquefied natural gas (methane) rocket engine — the first American-made oxygen-rich staged combustion engine. Powers New Glenn and ULA Vulcan Centaur.

BE-4 is in full-rate production in Huntsville and powers both the seven-engine New Glenn booster and ULA's two-engine Vulcan first stage.

Key Specs

Thrust (sea level)

2,846 kN (640,000 lbf)

Propellant

LOX / LNG (methane)

Cycle

Oxygen-rich staged combustion

Vehicles Powered

New Glenn, Vulcan Centaur