Mark 24 mine
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The Mark 24 mine is an air-dropped anti-submarine acoustic torpedo developed by the United States during World War II; it was called a mine to conceal its capabilities. The torpedo entered service with the Allies in March 1943; the United States... Wikipedia
Effective firing range: 4,000 yards (3.7 km); (10 minutes search duration)
Guidance system: preset circle search, passive acoustic
Launch platform: Aircraft
No. built: 4000
Used by: United States Navy; Royal Canadian Navy
Warhead weight: 92 pounds (42 kg)