Type 92 torpedo

The Type 92 torpedo was a submarine-launched torpedo used by the Imperial Japanese Navy during World War II. It was 23 ft in length and 21 inches (53 cm) in diameter. This type of torpedo was battery powered. It could deliver a 660 pound (300 kg) warhead at 30 knots (55 km/h) to a target 7 kilometers (3.8 nautical miles) away.