31,200 - 34,000 POUNDS THRUST
The CFM56-5C, the most powerful engine in the CFM56 family, is the sole cost-effective propulsion system perfectly tailored for the long-range Airbus A340-200 and A340-300 aircraft.
Continuing the CFM56 engine's excellent worldwide reputation, the CFM56-5C features innovative technologies, low fuel consumption, and the ability to meet all existing environmental requirements with significant margins.
|Takeoff Conditions (sea level)|
|Max. takeoff (lb)||31,200||32,500||34,000|
|In-Flight Performance (installed) (35,000 ft - Mach = 0.80 ISA)|
|Max climb thrust (lb)||7,370||7,370||7,580|
|Overall pressure ratio at max. climb||37.4||37.4||38.3|
|Max. cruise thrust (lb)||6,910||6,910||7,100|
|Fan diameter (in)||72.3||72.3||72.3|
|Basic dry weight (lb)||8,796||8,796||8,796|
|Initial development contract||4Q 1987||A340/CFM56-5C circles the world with only one stop||June 1993|
|First engine to test (FETT)||December 1989||CFM56-5C4 certification at 34,000 lb||October 1994|
|First flight on B707 FTB||August 1990||CFM56-5C4 entry into service (A340 at 257 tons)||March 1995|
|CFM56-5C certification at 31,200 and 32,500 lb T/O thrust||December 1991||CFM56-5C4 entry into service (A340 at 271 tons)||April 1996|
|A340/CFM56-5C entry into service||February 1993|
In its class, the Airbus A340/CFM56-5C offers the lowest noise signature in commercial service.