Sc23971-kbosv207.part4.rar -

: Compare the size of part4 to part1 . Multi-part archives (except for the very last part) should usually be the exact same size.

: Likely a unique database ID from a site like Sim-Outhouse, Simviation, or a private flight sim repository. sc23971-KBOSv207.part4.rar

: If you are receiving an error reporting this specific part, it is likely corrupted or the file size is inconsistent with the other segments. Recommendations : Compare the size of part4 to part1

: This is the fourth volume of a multi-part compressed RAR archive. Status Report sc23971-KBOSv207.part4.rar

Based on the file naming convention, appears to be a segmented archive file for a high-detail Boston Logan International Airport (KBOS) scenery package for flight simulators (likely Microsoft Flight Simulator or Prepar3D). File Identification