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#1103

Yokosuka E14Y

🇯🇵 Japan ·first flew 1939· submarine-based reconnaissance seaplane

Yokosuka E14Y, photo 1 of 4
1/4 Wikimedia Commons· Public domain

what is it?

The Yokosuka E14Y (service designation "Type 0 Small Reconnaissance Seaplane" (零式小型水上偵察機)) was an reconnaissance seaplane designed by the Japanese defence manufacturer Yokosuka Naval Air Technical Arsenal and produced by aircraft company Watanabe. It was purpose-designed to be transported aboard and launched from Imperial Japanese Navy (IJN) submarine aircraft carriers, such as the I-25. Operated during World War II, it was assigned the Allied reporting name Glen.

How to recognise it: 1 piston engine with propeller · floatplane · 11 m wingspan

base stats

  • speed 246 km/htop speed
  • range 881 kmwithout refuelling
  • size 1,600 kgmax take-off weight
  • built 125made in total

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 87 years ago, in 1939.
  • Top speed is 1.9× a car on the Dutch motorway (130 km/h).
  • Wingspan of 11 m: about 2 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
1939
introduced
1941
retired
1943
status
retired
number built
125
role
submarine-based reconnaissance seaplane
origin
🇯🇵 Japan
engines
1× Hitachi GK2 Tempu 12
crew
2
length
8.5 m
wingspan
11 m
height
3.8 m
max take-off weight
1,600 kg
top speed
246 km/h
cruise speed
167 km/h
range
881 km
ceiling
5,240 m
landing gear
floatplane

Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.

Sources: Wikidata Q1778381, Wikipedia: Yokosuka E14Y (CC BY-SA 4.0).Updated 2026-10-24.

stan runge 704880d source