Bdys-1-4x.7z

The .7z extension is a high-compression archive format created by 7-Zip .

In UAI/NASTRAN , BDYS (and BDYS1) refers to Bulk Data entries used for defining boundaries in finite element modeling. bdys-1-4x.7z

The 1-4x likely denotes a version range or a multiplier for assets (e.g., 1.4x scale or resolution). 1.4x scale or resolution).