Some specialized media libraries use four-letter prefixes followed by numbers to categorize content.
If you are looking for this file, it might belong to one of the following categories: NSFS-148.mp4
Knowing where you encountered the name or what the video is supposed to contain (e.g., a scientific simulation, a specific event, or a software demo) would help in tracking down the details. a scientific simulation
It could be a private file generated by a specific software tool, a dashcam, or a local server. a specific event
Many peer-reviewed studies include supplementary video files with alphanumeric codes (e.g., "Video 1", "S1_Movie"). While common in medical and physics journals on platforms like PMC , "NSFS-148" is not a standard identifier.