From Wikipedia, the free encyclopedia
Aircraft engine family by Pratt & Whitney
The
Pratt & Whitney R-1340 Wasp
is an
aircraft engine
of the
reciprocating
type that was widely used in
American
aircraft
from the 1920s onward. It was the
Pratt & Whitney
aircraft company's first engine, and the first of the famed
Wasp series
. It was a single-row, nine-
cylinder
,
air-cooled
,
radial
design, and
displaced
1,344 cubic inches (22 L); bore and stroke were both 5.75 in (146 mm). A total of 34,966 engines were produced.
[1]
As well as numerous types of
fixed-wing aircraft
, it was used to power helicopters, the
Agusta-Bell AB.102
and the
Sikorsky H-19
, and a class of airship, the
K-class blimp
.
In 2016, it received designation as a
Historic Engineering Landmark
from the
American Society of Mechanical Engineers
.
[2]
Variants
[
edit
]
Note:
R
for
Radial
and
1340
for
1340
cubic inch displacement
.
- R-1340-7
- 450 hp (340 kW), 600 hp (450 kW)
- R-1340-8
- 425 hp (317 kW)
- R-1340-9
- 450 hp (340 kW), 525 hp (391 kW)
- R-1340-16
- 550 hp (410 kW)
- R-1340-17
- 525 hp (391 kW)
- R-1340-19
- 600 hp (450 kW)
- R-1340-19F
- 600 hp (450 kW)
- R-1340-21G
- 550 hp (410 kW)
- R-1340-22
- 550 hp (410 kW)
- R-1340-23
- 575 hp (429 kW)
- R-1340-30
- 550 hp (410 kW)
- R-1340-31
- 550 hp (410 kW)
- R-1340-33
- 600 hp (450 kW)
- R-1340-48
- 600 hp (450 kW)
- R-1340-49
- 600 hp (450 kW)
- R-1340-AN1
- 550 hp (410 kW), 600 hp (450 kW)
- R-1340-AN2
- 550 hp (410 kW), 3:2 geared prop shaft
- R-1340-B
- 450 hp (340 kW)
- R-1340-D
- 500 hp (370 kW)
- R-1340-S1D1
- 525 hp (391 kW)
- R-1340-S1H1-G
- 550 hp (410 kW), 600 hp (450 kW)
- R-1340-S3H1
- 600 hp (450 kW)
- R-1340-T1D1
- 520 hp (390 kW)
Applications
[
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]
Engines on display
[
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]
Specifications (R-1340-S1H1-G)
[
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]
Data from
Jane's
.
[8]
General characteristics
- Type:
Nine-cylinder single-row supercharged air-cooled
radial engine
- Bore
:
5.75 in (146 mm)
- Stroke
:
5.75 in (146 mm)
- Displacement
:
1,344 cu in (22.02 L)
- Length:
47.7 in (1,210 mm)
- Diameter:
51.75 in (1,314 mm)
- Dry weight
:
930 lb (420 kg)
Components
Performance
See also
[
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]
Related development
Related lists
References
[
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]
Notes
[
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]
Bibliography
[
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]
- Bridgman, Leonard.
Jane's All the World's Aircraft 1945-46.
Hammersmith, London: HarperCollinsPublishers (1994 reprint).
ISBN
000 470831-8
- Gunston, Bill.
World Encyclopedia of Aero Engines: From the Pioneers to the Present Day
. 5th edition, Stroud, UK: Sutton, 2006.
ISBN
0-7509-4479-X
- White, Graham.
Allied Aircraft Piston Engines of World War II: History and Development of Frontline Aircraft Piston Engines Produced by Great Britain and the United States During World War II
. Warrendale, Pennsylvania: SAE International, 1995.
ISBN
1-56091-655-9
External links
[
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]