General Electric TF39 family
General Electric's pioneering high-bypass military turbofan family, developed in the 1960s for the Lockheed C-5 Galaxy.
Identity
- Aliases
- TF39GE TF39
- Domains
- aviation
- Identity Level
- family
- Kind
- turbofan
- Name
- General Electric TF39 family
- Status
- retired
Details
- Description
- General Electric's pioneering high-bypass military turbofan family, developed in the 1960s for the Lockheed C-5 Galaxy.
- Developers
- Manufacturers
Links
Assets & Meta
- Creation Time
- July 29, 2026 at 22:45:30 UTC
- Updated Time
- July 29, 2026 at 22:45:30 UTC
Other
- Sources
- Accessed Date
- 2026-07-29
- Note
- Establishes the TF39 family as the first high-bypass turbofan, its C-5 application, and exact TF39-GE-1C thrust, mass, bypass ratio, and two-spool architecture.
- Publisher
- National Museum of the United States Air Force
- Title
- General Electric TF39 Turbofan
- Accessed Date
- 2026-07-29
- Note
- Separates the four-engine TF39 installation on legacy C-5 aircraft from the CF6-80C2-L1F/F138 installation on the C-5M.
- Publisher
- United States Air Force
- Title
- C-5 A/B/C Galaxy and C-5M Super Galaxy