The Technology Behind the CFM56-5A Turbofan Engine

cfm56-5a-technology.jpg

Engine Model: CFM56
-5A1 -5B3 -5B4 -5B5
Takeoff Conditions (sea level)
Max. takeoff (lb) 25,000 26,500 22,000 23,500
Airflow (lb/sec) 852 876 816 842
Bypass Ratio 6.0 6.0 6.2 6.2
In-Flight Performance (installed)
(35,000 ft - Mach - 0.80 ISA)
Max Climb Thrust (lb) 5,260 5,260 5,260 5,260
Overall pressure ration at max. climb 31.3 31.3 31.3 31.3
Max. Cruise thrust (lb) 5,000 5,000 5,000 5,620
Engine Characteristics
Length (in) 95.4 95.4 95.4 95.4
Fan diameter (in) 68.3 68.3 68.3 68.3
Basic dry weight (lb) 4,995 4,995 4,995 4,995
Applications:
A320 A320 A319 A319