Aircraft Maximum Lift Coefficient for that Flight Condition at Which the Stall Speed is Evaluated

Aircraft Type

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Homebuilts

1.2 - 2.0

Single Engine Propeller

1.6 - 2.3

Twin Engine Propeller

1.6 - 2.5

Agricultural

1.3 - 1.9

Business Jets

1.6 - 2.6

Regional Turboprop

1.9 - 3.3

Transport Jets

1.8 - 2.8

Military Trainers

1.6 - 2.2

Fighters

1.6 - 2.6

Military Patrol, Bombers and Transports

1.8 - 3.0

Flying Boats, Amphibious and Float Aircraft

1.8 - 3.4

Supersonic Cruise

1.8 - 2.2

See Graphic

The numbers in this table reflect 1984 flap design practice.

Considerably higher values are possible with more sophisticated flap design or some form of circulation control.