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- 1. Mitsubishi 1MT: 撮影者不明· Public domain
what is it?
The Mitsubishi 1MT was a Japanese single-seat triplane torpedo bomber built by Mitsubishi for the Imperial Japanese Navy Air Service. Designed by the former Sopwith designer Herbert Smith, it was intended for use aboard the Japanese aircraft carrier Hōshō. The 1MT1N flew for the first time in August 1922, and it entered service as the Navy Type 10 Torpedo Bomber or Carrier Attacker.
How to recognise it: 1 piston engine with propeller · 13.3 m wingspan
base stats
Bars compare against all aircraft: 3,500 km/h, 20,000 km, 850 seats; size and number built on a log scale up to 640 t (An-225) and 45,000 built (Cessna 172).
fun facts
- First flew 104 years ago, in 1922.
- Top speed is 1.6× a car on the Dutch motorway (130 km/h).
- Wingspan of 13.3 m: about 3 cars parked nose to tail.
piston: A car-like piston engine turning a propeller: simple and cheap, the classic small plane.
spec sheet
- first flight
- 1922
- introduced
- 1923
- retired
- 1930
- status
- retired
- number built
- 20
- role
- triplane torpedo bomber
- origin
- 🇯🇵 Japan
- makers
- Mitsubishi
- engines
- 1× Napier Lion
- crew
- 1
- length
- 9.8 m
- wingspan
- 13.3 m
- height
- 4.5 m
- max take-off weight
- 2,500 kg
- top speed
- 209 km/h
- range
- —
- ceiling
- 6,000 m
Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.
Sources: Wikidata Q1994755, Wikipedia: Mitsubishi 1MT (CC BY-SA 4.0).Updated 2026-10-24.