 "U-970" was fitted with five torpedo tubes (four fitted at the bow and one at the stern), fourteen torpedoes or 26 TMA mines, one SK C/35 naval gun, 220 rounds, and one twin C/30 anti-aircraft gun.The boat had a complement of between 44 — 52 men.On 8 June 1944, "U-970" was sunk by depth charges west of Bordeaux, France, in the Bay of Biscay at 0135 hrs.