UEC 177S
UEC 177S fifth-generation aircraft turbofan engine. Rostec reports up to 14.5 tonnes of thrust, a 6,000-hour operating time, reduced fuel consumption, and compatibility with aircraft using AL-31F/FP-sized powerplants; current certification and service lifecycle remain unknown.
Identity
- Aliases
- 177SUEC 177S177S fifth-generation engine
- Domains
- aviation
- Identity Level
- model
- Kind
- turbofan
- Name
- UEC 177S
- Status
- unknown
Details
- Air Breathing Specs
- Max Thrust Kn
- 142.2
- Description
- UEC 177S fifth-generation aircraft turbofan engine. Rostec reports up to 14.5 tonnes of thrust, a 6,000-hour operating time, reduced fuel consumption, and compatibility with aircraft using AL-31F/FP-sized powerplants; current certification and service lifecycle remain unknown.
Links
Assets & Meta
- Creation Time
- August 14, 2026 at 12:55:49 UTC
- Updated Time
- August 14, 2026 at 12:55:49 UTC
Other
- Sources
- Accessed Date
- 2026-08-14
- Note
- Rostec reports 177S fifth-generation status, up to 14.5 tonnes thrust, 6,000 hours operating time, 7% fuel-consumption reduction, and AL-31F/FP-sized interchangeability; no certification or aircraft installation is inferred.
- Publisher
- Rostec / United Engine Corporation
- Title
- UEC First Demonstrated the Fifth Generation 177S Aircraft Engine in the Middle East
- Accessed Date
- 2026-08-14
- Note
- Rostec establishes 177S as a distinct fifth-generation UEC engine program presented at Airshow China 2024.
- Publisher
- Rostec / United Engine Corporation
- Title
- UEC Has First Presented the Latest Fifth Generation Aircraft Engine