Boeing E-3C AWACS NATO (Polygon mesh 3D model) is available on CGTrader for $89. Original author: Dreamscape. Specs: 46451 polys, 25494 verts.
STL (Stereolithography, filesize: 783 KB), OBJ (OBJ, filesize: 1.61 MB), 3DS (3D Studio, filesize: 346 KB), DXF (DXF, filesize: 828 KB), TEXTURES (Textures, filesize: 2.21 MB), LWO (Lightwave, filesize: 370 KB), MAX (Autodesk 3ds Max, filesize: 378 KB), OTHER (Other, filesize: 1.02 MB), DWG (AutoCAD, filesize: 813 KB)