AH 81-131

Thickness: 13.0%
Camber: 2.8%
Trailing edge angle: 9.0o
Lower flatness: 8.1%
Leading edge radius: 2.0%
Efficiency: 29.7
Max CL: 0.812
Max CL angle: 13.0
Max L/D: 29.725
Max L/D angle: 8.5
Max L/D CL: 0.786
Stall angle: 1.0
Zero-lift angle: 0.5