Spanish torpedo boat No. 20 (1916) in 1925

National sign 100, international sign GRSN, first call letters CLI, built in 1916, built of steel, dimensions 50,00 x 5,00 x 3,20 (hold) x 1,47 metres, maximum displacement 180 tons, horsepower 620nhp=3.750hp, 3 screws, maximum speed 26 knots, coal bunker capacity 33 tons, range with economic speed 1.000 nautical miles, 3 torpedo tubes, 3 Vickers 4,7cm quick firing guns and a crew numbering 31 men.

Source
Lista Oficial de los Buques de Guerra y Mercantes de España 1925.