This is a precise model of the NACA 2412 airfoil produced from NASA's equations for cambered airfoils.
This particular airfoil is used on the Cessna 172 and similar popular civilian aircraft.
The model measures approximately 25mm x 25mm x 3mm (1" x 1") and has a 2mm hole for a necklace chain or rope. When printed in Silver for jewelry, this pendant is 1/2 oz.
2.448 w x
0.302 d x
0.964 w x
0.119 d x