PROVEN TECHNOLOGY - F135 JSF ENGINE CHARACTERISTICS

Conventional Take Off and Landing
CTOL / CV Engine Design

Maximum Thrust (in pounds):

43,000

(191.3 kN)

Intermediate Thrust (in pounds):      

28,000

(128.1 kN)

Length:

220 inches

(5.59 meters)

Inlet Diameter:

46 inches

(1.17 meters)

Maximum Diameter:      

51 inches

(1.30 meters)

Bypass Ratio:   

0.57

Overall Pressure Ratio:

28

Short Take Off and Vertical Landing
STOVL Propulsion System Design

Maximum Thrust (in pounds):

43,000

(191.3 kN)

Short Takeoff Thrust:     

38,100

(169.5 kN)

Hover Thrust
Main Engine:
Lift Fan:
Roll Post:

39,400
15,700
20,000
3,700

(175.3 kN)

Length:

369 inches

(9.37 meters)

Inlet Diameter
Main Engine:
Lift Fan:

46 inches
50 inches

(1.17 meters)
(1.27 meters)

Maximum Diameter:

51 inches

(1.30 meters)

Bypass Ratio
Conventional:
Powered Lift:

0.56
0.51

Overall Pressure Ratio
Conventional:
Powered Lift:

28
29