NACA 66-206

Thickness: 6.0%
Camber: 1.1%
Trailing edge angle: 6.0o
Lower flatness: 18.5%
Leading edge radius: 1.5%
Efficiency: 21.3
Max CL: 0.62
Max CL angle: 8.0
Max L/D: 26.846
Max L/D angle: 1.0
Max L/D CL: 0.248
Stall angle: 8.0
Zero-lift angle: -1.5