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Sikorsky S-55 Chickasaw |
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Helicopter in Detail |
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Development |
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Entwicklung |
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The Sikorsky H-19 Chickasaw (company
model number S-55) was a multi-purpose helicopter used by the U.S. Army
and USAF. It was also license-built by Westland Aircraft as the Westland
Whirlwind in the United Kingdom.
Development of the H-19 was initiated privately by Sikorsky without
government sponsorship. The helicopter was initially designed as a
testbed for several novel design concepts intended to provide greater
load-carrying ability in combination with easy maintenance.
The first customer was the USAF, which ordered five YH-19 aircraft for
evaluation; the YH-19's first flight was on 10 November 1949. This was
followed by delivery of the first YH-19 to the USAF on 16 April 1950 and
delivery of the first HO4S-1 helicopter to the U.S. Navy on 31 August
1950. |
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Die Sikorsky H-19 Chickasaw
(Modellnummer S-55) war ein Mehrzweckhubschrauber, der von der U.S. Army und
der USAF verwendet wurde. Es wurde auch von Westland Aircraft als Westland
Whirlwind in Großbritannien in Lizenz gefertigt.
Die Entwicklung der H-19 wurde von Sikorsky ohne staatliche Förderung privat
initiiert. Der Helikopter wurde ursprünglich als Testmaschine für mehrere
neuartige Konstruktionskonzepte entwickelt, die eine größere Tragfähigkeit
in Verbindung mit einfacher Wartung ermöglichen sollten.
Der erste Kunde war die USAF, die fünf YH-19 Maschinen zu Testzwecken
bestellte; Der erste Flug der YH-19 war am 10. November 1949. Es folgte die
Auslieferung der ersten YH-19 an die USAF am 16. April 1950 und die
Auslieferung des ersten HO4S-1-Hubschraubers an die U.S. Navy am 31. August
1950. |
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Variants |
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Versionen |
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S-55 |
Commercial version with 600
hp R-1340 engine. |
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S-55 |
Kommerzielle Version mit 600
PS starkem R-1340-Motor. |
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S-55A |
Commercial version with 800
hp R-1300-3 engine. |
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S-55A |
Kommerzielle Version mit 800
PS starkem R-1300-3-Motor. |
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S-55B |
New designation given to
civilian kit conversions of military surplus H-19s with R-1300-3 engine. |
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S-55B |
Neue Bezeichnung für zivile
Umbauten von militärischen H-19-Überschüssen mit R-1300-3-Motor. |
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S-55C |
S-55A with a 600 hp R-1340
engine. |
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S-55C |
S-55A mit 600 PS starkem
R-1340-Motor. |
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YH-19 |
Five early production S-55s
for evaluation |
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YH-19 |
Fünf S-55 aus der frühen
Produktion zur Bewertung |
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H-19A
UH-19A |
USAF version of the YH-19
powered by a 600 hp R-1340-57 engine, redesignated UH-19A in 1962, 50
built. |
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H-19A
UH-19A |
USAF-Version der YH-19 mit
einem 600 PS starken R-1340-57-Motor, 1962 in UH-19A umbenannt, 50 Stück
gebaut |
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HO4S-1
UH-19A |
U.S. Navy version of the H-19A, 10 built |
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HO4S-1
UH-19A |
U.S. Navy Version der H-19A, 10 gebaut |
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SH-19A
HH-19A |
H-19As modified for air-sea
rescue, redesignated HH-19A in 1962 |
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SH-19A
HH-19A |
H-19A, modifiziert für die
Luft-See-Rettung, 1962 in HH-19A umbenannt |
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H-19B
UH-19B |
H-19A with a more powerful
700 hp R-1300-3 engine, redesignated UH-19B in 1962, 264 built. |
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H-19B
UH-19B |
H-19A mit einem
leistungsstärkeren 700 PS starken R-1300-3-Motor, 1962 in UH-19B
umbenannt, 264 Stück gebaut. |
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SH-19B
HH-19B |
H-19Bs modified for air-sea
rescue, redesignated HH-19B in 1962. |
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SH-19B
HH-19B |
H-19B, modifiziert für die
Luft-See-Rettung, 1962 in HH-19B umbenannt. |
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H-19C
UH-19C |
U.S. Army version of the
H-19A, redesignated UH-19C in 1962, 72 built. |
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H-19C
UH-19C |
US-Armee-Version der H-19A,
1962 in UH-19C umbenannt, 72 Stück gebaut |
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H-19D
UH-19D |
U.S. Army version of the
H-19B, redesignated UH-19D in 1962, 301 built. |
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H-19D
UH-19D |
US-Armee-Version der H-19B,
1962 in UH-19D umbenannt, 301 Stück gebaut. |
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HRS-2
CH-19E |
HRS-1
with equipment changes, 101 built. |
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HRS-2
CH-19E |
HRS-1
mit einigen Änderungen, 101 gebaut |
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HRS-3
CH-19E |
HRS-2
with a 700 hp, R-1300-3 engine, 105 built and conversions from
HRS-2 |
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HRS-3
CH-19E |
HRS-2
mit einem 700 PS, R-1300-3 Motor, 105 gebaut und umbauten der
HRS-2 |
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HO4S-3
UH-19F
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Re-engined
U.S. Navy version with 700 hp, Wright R-1300 engine,
79 built |
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HO4S-3
UH-19F
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Version
der U.S. Navy mit 700 PS Wright R-1300 Motor,
79 gebaut. |
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HO4S-3G
HH-19G
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U.S. Coast Guard version with 700 hp, Wright R-1300 engine,
30 built |
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HO4S-3G
HH-19G
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U.S. Coast Guard mit 700 PS Wright R-1300 Motor,
30 gebaut. |
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HRS-1 |
United
States Marine Corps version of the HO4S- for eight troops, 60 built. |
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HRS-1 |
United
States Marine Corps Version der HO4S- für acht Soldaten, 60 gebaut |
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Profiles |
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Profile |
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S-55 |
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Armée de l'Air |
Royal Thai Air Force |
Royal Thai Air Force |
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Royal Thai Air Force |
Royal Thai Police |
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S-55B |
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Israeli Air Force |
Israeli Air Force |
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S-55C |
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Royal Thai Army |
Israeli Air Force |
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H-19A |
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Vietnamese Air Force |
Air America |
Air America |
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UH-19B |
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Vietnamese Air Force |
Vietnamese Air Force |
Vietnamese Air Force |
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H-19D |
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Aeronavale |
Aeronavale |
Aeronavale |
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HO4S-3,
UH-19F
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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HRS-1 |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
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HRS-2 |
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Aeronavale |
Aeronavale |
U.S. Navy |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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HRS-3,
CH-19E |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S. Navy |
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U.S. Navy |
U.S. Navy |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
Marines |
U.S.
Marines |
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U.S.
Marines |
U.S.
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U.S.
Marines |
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U.S.
Marines |
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| Specifications |
H-19A |
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Rotor diamete |
Rotordurchmesser |
16.16
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Length |
Länge |
19.10
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Height |
Höhe |
4.07
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Engine |
Motor |
1×
Pratt & Whitney R-1300-3 radial engine, 700 PS |
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Maximum
speed |
Höchstgeschwindigkeit |
163
km/h |
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Empty
weight |
Leergewicht |
2,177
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Loaded
weight |
Startgewicht |
3,266
kg |
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Climb
Rate |
Steigrate |
213
m/min |
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Service
ceiling |
Gipfelhöhe |
3,200
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Range |
Reichweite |
652
km |
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Armament |
Bewaffnung |
none |
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Capacity |
Zuladung |
Crew 2, 10 Troops |
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