Bell X-1 Engine Black Betsy

The Bell X-1 used a 6,000-pound-thrust, liquid-propellant rocket engine from Reaction Motors, Inc. also known as Black Betsy. On October 14, 1947, flying the Bell X-1, Capt. Charles 'Chuck’ Yeager, USAF, became the first pilot to fly faster than sound.
Created: 2015
NASM 2015-07303
- Copyright/Owner: Smithsonian Institution
- Source: National Air and Space Museum, Smithsonian Institution
- Photographer: Eric Long
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