Originally Posted by FBinNY

It has 3 sss because its actually 4 words. So you have the last 2 from guss and the first one from stahl.
Separated they would translate to:
Cast steel ball manufacturer.

But Germans like to combine multiple words when describing a single thing, like the way we say railroad, instead of rail road in english. For example while we say train station, Germans would say trainstation. (bahnhof), and maintrainstation.