Now, why did I not remember that?... and all he had to do was to ask nicely and give proper credit...
jhapprich's original "
Projekt 941 / TYPHOON SSBN" download
A person could do a "Search" in the Downloads section on his username, or ETR3(SS)'s since there are several SSBN mods from each of them, all good stuff. Just pay attention to proper mod activation and read the documentation for each.