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Thomas-Morse O-19
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| Thomas-Morse O-19 | |
|---|---|
| Type | Observation biplane |
| Manufacturer | Thomas-Morse |
| Maiden flight | 1920s |
| Primary user | United States Army Air Corps |
The Thomas-Morse O-19 was a American observation biplane built by the Thomas-Morse Aircraft Company for the United States Army Air Corps.
Development
The O-19 was based on the earlier Thomas-Morse O-6 biplane. It was a conventional two-seat biplane of metal construction with fabric-covered wings and fixed tail surfaces. The design was evaluated with a number of different engine installations and the type was ordered into production as the O-19B with a Pratt & Whitney R-1340-7 Wasp radial engine.
Variants
- XO-19
- Improved version of the XO-6 with a 450hp Pratt & Whitney R-1340-3 engine, one built.
- YO-20
- Similar to the XO-19 with a 525hp Pratt & Whitney R-1690-1 engine, one built.
- XO-21
- Similar to the XO-19 with a 600hp Curtiss H-1640-1 engine, one built later re-engined as the XO-21A
- XO-21A
- The XO-21 fitted with a 525hp Wright R-1750-1 engine.
- O-19
- Service evaluation aircraft with a 500hp Pratt & Whitney R-1340-9, two built.
- O-19A
- O-19 without the 88 US Gallon main fuel tank, one built.
- O-19B
- Production version with a 450hp Pratt & Whitney R-1340-7 engine, two machine-guns and modified cockpit, 70 built.
- O-19C
- O-19B with tailwheel, ring cowl and minor changes, 71 built.
- O-19D
- One O-19C converted as a VIP staff transport with dual controls.
- O-19E
- O-19C with extended upper span wing and a 575hp Pratt & Whitney R-1340-15 engine, 30 built.
- YO-23
- Similar to XO-19 with a 600hp Curtiss V-1570-1 engine, one built.
- Y1O-33
- One O-19B re-engined with a 600hp Curtiss V-1570-11 engine and revised tail surfaces, one built.
- Y1O-41
- A sesquiplane version of the Y1O-33 with a 600hp Curtiss V-1570-79 engine, one built. Later modified by Consolidated Aircraft as their Model 23 and exported to Mexico
Operators
Specifications (O-19B)
Related development
Related lists
Lists relating to aviation | |
|---|---|
| General | Timeline of aviation · Aircraft · Aircraft manufacturers · Aircraft engines · Aircraft engine manufacturers · Airports · Airlines |
| Military | Air forces · Aircraft weapons · Missiles · Unmanned aerial vehicles (UAVs) · Experimental aircraft |
| Notable incidents and accidents | Military aviation · Airliners · General aviation · Famous aviation-related deaths |
| Records | Flight airspeed record · Flight distance record · Flight altitude record · Flight endurance record · Most produced aircraft |
References
- John Andrade, U.S.Military Aircraft Designations and Serials since 1909, Midland Counties Publications, 1979, ISBN 0 904597 22 9 (Page 137 and 138)
- The Illustrated Encyclopedia of Aircraft (Part Work 1982-1985), 1985, Orbis Publishing, Page 3000
Template:USAAF observation aircraft Template:Consolidated aircraft
Lists relating to aviation | |
|---|---|
| General | Timeline of aviation · Aircraft · Aircraft manufacturers · Aircraft engines · Aircraft engine manufacturers · Airports · Airlines |
| Military | Air forces · Aircraft weapons · Missiles · Unmanned aerial vehicles (UAVs) · Experimental aircraft |
| Notable incidents and accidents | Military aviation · Airliners · General aviation · Famous aviation-related deaths |
| Records | Flight airspeed record · Flight distance record · Flight altitude record · Flight endurance record · Most produced aircraft |
| This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Thomas-Morse O-19". |
