The Probert Encyclopaedia of Ships

TRUANT

HMS Truant was a British Triton Class patrol type submarine of 1090 tons displacement built by Vickers-Armstrong and launched in 1939. She was armed with one 4-inch gun; two smaller guns and ten 21-inch torpedo tubes. She had a top speed of 15.25 knots surfaced and 9 knots submerged and carried a complement of 53.
Research Truant