1 photo from Wikimedia Commons · credits & licences
- 1. Loening OA-1A USAF: Wikimedia Commons· Public domain
what is it?
The Loening OL, also known as the Loening Amphibian, is an American two-seat amphibious biplane designed by Grover Loening and built by Loening for the United States Army Air Corps and the United States Navy.
How to recognise it: 1 engine · 13.7 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 103 years ago, in 1923.
- Wingspan of 13.7 m: about 3 cars parked nose to tail.
- Range of 1,006 km: 6× Amsterdam to Brussels.
spec sheet
- first flight
- 1923
- number built
- 165
- role
- amphibious observation aircraft
- makers
- Loening Aeronautical Engineering Corporation
- engines
- 1× Pratt & Whitney R-1340-4 Wasp air-cooled radial piston engine
- length
- 10.6 m
- wingspan
- 13.7 m
- height
- 3.9 m
- max take-off weight
- 2,451 kg
- top speed
- 196 km/h
- range
- 1,006 km
- ceiling
- 4,360 m
Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.
Sources: Wikidata Q1867857, Wikipedia: Loening OL (CC BY-SA 4.0).Updated 2026-10-24.