Aircraft Maximum Lift Coefficient Including Flap Effects

Aircraft Type

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Homebuilts

1.2 - 1.8

1.2 - 1.8

1.2 - 2.0

Single Engine Propeller

1.3 - 1.9

1.3 - 1.9

1.6 - 2.3

Twin Engine Propeller

1.2 - 1.8

1.4 - 2.0

1.6 - 2.5

Agricultural

1.3 - 1.9

1.3 - 1.9

1.3 - 1.9

Business Jets

1.4 - 1.8

1.6 - 2.2

1.6 - 2.6

Regional Turboprop

1.5 - 1.9

1.7 - 2.1

1.9 - 3.3

Transport Jets

1.2 - 1.8

1.6 - 2.2

1.8 - 2.8

Military Trainers

1.2 - 1.8

1.4 - 2.0

1.6 - 2.2

Fighters

1.2 - 1.8

1.4 - 2.0

1.6 - 2.6

Military Patrol, Bombers and Transports

1.2 - 1.8

1.6 - 2.2

1.8 - 3.0

Flying Boats, Amphibious and Float Aircraft

1.2 - 1.8

1.6 - 2.2

1.8 - 3.4

Supersonic Cruise

1.2 - 1.8

1.6 - 2.0

1.8 - 2.2

Note: The data shown above reflect existing (1984) flap design practice. Considerably higher values for maximum lift coefficient are possible with more sophisticated flap designs and/or with some form of circulation control.

See Graphic