Largest flying boat in military operation
Who
Martin JRM-3 Mars
Where
United States ()
When
1940
The largest flying boat ever to become operational is the Martin JRM-3 'Mars', which has a wingspan of 61 m (200 ft) and a maximum takeoff weight of 73,500 kg (162,000 lb). Five were built by the Glenn L Martin Company for the US Navy in the 1940s, and two remain in service as water bombers with the Canadian company Flying Tankers.