 On 7 August she joined five other U-boats in reinforcing the eight boats of wolfpack "Steinbrinck" in a series of attacks on Convoy SC 94.On 8 August "U-176" fired two salvoes of two torpedoes each at the convoy, sinking two British cargo ships, the 4,817 ton "Trehata" and the 3,956 ton "Kelso", and the 7,914 ton Greek cargo ship "Mount Kassion".The next day she also sank another British ship, the 3,701 ton "Radchurch", which had been abandoned.