Check out Douglas XC-47C Floatplane 3D model on CGTrader for $79. High-quality mesh by chipbasschao: 61956 polys, 41220 vertices. Textured, UV Mapped.
OBJ (OBJ, filesize: 28.9 MB), 3DS (3D Studio, filesize: 14.4 MB), C4D (Cinema 4D, filesize: 14.4 MB), DAE (Collada, filesize: 14.4 MB), FBX (Autodesk FBX, filesize: 14.4 MB), LWO (Lightwave, filesize: 14.4 MB)