This text has been taken from:
http://www.warrelics.eu/forum/hitler...button-386029/
... With H.J. the number on the button reflects the number of the Gefolgschaft (a company sized unit) of the Bann. The strap would show the Bann number, the button the Gefolgschaft number of the corresponding Bann. The number is very high, so it would have to be from a huge Bann to have 41 Gefolgschaft. ...
There were 6 Obergebiete, 42 Gebiete and 223 Banne.