The Iltis was a German torpedo boat of 800 tons displacement launched in 1927. The Iltis had a top speed of 34 knots and carried a complement of 123. Armaments consisted of three 4.1 inch guns; two 1 pdr anti-aircraft guns and six 21 inch torpedo tubes arranged in two parallel triples. Found on http://www.probertencyclopaedia.com/browse/RI.HTM