The G7e T5b was a German 21 inch passive homing torpedo based on the G7e T5, used by submarines of the Second World War, entering service in 1943. The torpedo was intended for use against convoy escorts. It had a range of 8000 metres and travelled at a speed of 22 knots. It was armed with a 200 kg Hexanite explosive warhead. Research G7e T5b
 
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