The 11.1 version of MD Nastran is available as a free download on our website. The most popular versions among MD Nastran users are 11.1, 10.1 and 6.0. You can launch this free PC software on Windows XP/7/8/10 32-bit. This free program is an intellectual property of MSC.Software Corporation. This download was checked by our antivirus and was rated as virus free. The software lies within Photo & Graphics Tools, more precisely 3D Design. The default filenames for the program's installer are mdnastranw.exe or nastranw.exe etc.
From the developer:
MD Nastra is a powerful Finite Element Analysis (FEA) solver.
You may want to check out more software, such as MDS Manager, NX Nastran or Autodesk Nastran, which might be similar to MD Nastran.