If you are trying to open it, you'll need the other parts of the set. You can use the WinRAR Integration Settings to ensure your computer recognizes and can extract these multi-part files once you have them all.
This appears to be a unique identifier or a base32-encoded hash. In the world of digital distribution, these strings ensure that different releases don't get mixed up and provide a way to verify the file's integrity. sc24555-DBZKBAAF.part07.rar
Do you have the of this archive, or are you trying to identify the contents of the full set? How to remove "Extract All.." from .RAR Context Menu. If you are trying to open it, you'll