Secret box, called Cryptex for one of my grand-kids. 6 letter version.
As I did this work 2 years ago I do not remember whether all stl-files are complete, in case of doubt please look at the 6-letter version:
https://www.printables.com/de/model/491387-5-letter-cryptex
Maybe missing files are found there. Sorry for any inconveniences.
Explore my other Printables: https://www.printables.com/de/@Tritschi
The author remixed this model.