SIKORSKY H-19 CHICKASAW
H-19 SERVICE
| Manufacturer: | Sikorsky Aircraft Division, United Aircraft Corp., Bridgeport, Connecticut, USA |
| Model: | S-55 |
| Designations: | H-19 (UH-19); HO4S; HRS |
| Names: | Chickasaw; Whirlwind (RAF / Royal Navy) |
| First official flight: | (YH-19) 10/11/1949 |
| Factory production period: | 1949 - ? |
| Primary service period: | 1950 - 1960's |
| Last official flight: | ? |
H-19 VARIANTS
| 1949 | Model S-55 | YH-19 | 5 | Total: 0005 |
| 1951 | Model S-55 | H-19A | 51 | |
| 1951 | Model S-55 | H-19B | 264 | |
| 1952 | Model S-55 | H-19C | 72 | |
| 1952 | Model S-55 | H-19D | 303 | Total: 0690 |
| 1950 | Model S-55 | HO4S-1 | 10 | |
| ? | Model S-55 | HO4S-3 | 79 | |
| ? | Model S-55 | HO4S-3G | 30 | Total: 0119 |
| 1951 | Model S-55 | HRS-1 | 60 | |
| ? | Model S-55 | HRS-2 | 101 | |
| ? | Model S-55 | HTS-3 | 109 | Total: 0270 |
| 1953 | Model S-55 | Model S-55 | ? | |
| ? | Model S-55A | Model S-55A | ? | |
| ? | Model S-55C | Model S-55C | ? | Total: ? |
|
Grand Total: 1084 |
| 1952 |
Foreign built - England: Model WS-55 |
Whirlwind Series | 302 | |
| 1952 | Model WS-55 | Series 1 / 2 / 3 | 134 | Total: 0436 |
| ? |
Foreign built - France: Model: ? |
? | ? | Total: ? |
| ? |
Foreign built - Japan: Model: ? |
? | ? | Total: ? |
| ? |
Foreign built - Yugoslavia: Model: ? |
? | 45 | Total: 0045 |
|
Grand Total: 0481 |
|
GRAND TOTAL: 1565 |
H-19 PRODUCTION
Military Helicopters
YH-19
Prototype single-engined, 3-bladed rotor,
utility helicopter for USAF. 4-wheeled u/c.
Produced 1949
Sikorsky Stratford, Connecticut (SI)
| 49-2012 / 49-2016 | ? | 5 | Total: 0005 |
H-19A
As YH-19, engine upgrade, minor changes.
Many later upgraded with H-19B tail-boom.
5 HRS-1 also transferred.
Produced
Sikorsky Stratford, Connecticut (SI)
| 51-3846 / 51-3895 | ? | ||
| 51-7139 | ? | 51 | Total: 0051 |
H-19B
As H-19A, engine upgrade, tail-boom
angled down, minor changes.
4 HRS-3 also transferred.
2 SNCASE machines also transferred
as 56-6673, 56-6674.
Produced
Sikorsky Stratford, Connecticut (SI)
| 51-3896 / 51-3968 | ? | ||
| 52-7479 / 52-7600 | ? | ||
| 53-4404 / 53-4464 | ? | ||
| 53-4878 / 53-4885 | ? | 264 | Total: 0264 |

Turkey operated 17 Sikorsky Model S-55's from
1958 to 1980.
Pictured here is H-19B-SI, s/n: 52-7577, which featured the
slightly angled tail boom.
Turkish Air Force Museum, Istanbul, Turkey, 2005.
H-19C
As H-19A, US Army version.
Produced
Sikorsky Stratford, Connecticut (SI)
| 51-14242 / 51-14313 | ? | 72 | Total: 0072 |
H-19D
As H-19B, US Army version.
2 to US Navy as HO4S-3,
BuNo. 150193, 150194.
Produced
Sikorsky Stratford, Connecticut (SI)
| 52-7601 / 52-7625 | ? | ||
| 54-1408 / 54-1437 | ? | ||
|
55-3174 / 55-3228 - 8 to France as UH-19D. |
? | ||
| 55-4937 / 55-4944 | ? | ||
| 55-5235 / 55-5240 | ? | ||
| 56-1519 / 56-1568 | ? | ||
| 56-4246 / 56-4283 | ? | ||
| 57-1616 / 57-1641 | ? | ||
| 57-2553 / 57-2558 | ? | ||
| 57-5926 / 57-5982 | ? | ||
| 59-4973, 59-4974 | ? | 303 | Total: 0303 |
HO4S-1
As H-19A, US Navy version.
Produced
Sikorsky Stratford, Connecticut (SI)
| BuNo.125506 / 125515 | ? | 10 | Total: 0010 |
HO4S-2 - Proposed SAR version of HO4S-1 for USCG, cancelled.
HO4S-3
As H-19B, US Navy version.
2 H-19D also transferred.
Produced
Sikorsky Stratford, Connecticut (SI)
|
BuNo.133739 / 133753 - 15 to the Royal Navy as Whirlwind HAS.Mk. 22, WV199 / WV205, WV218 / WV225. |
? | ||
|
BuNo.133777 / 133779 - 3 to The Netherlands. |
? | ||
| BuNo.138494 / 138529 | ? | ||
| BuNo.138577 / 138601 | ? | 79 | Total: 0079 |
| 28 additional airframes cancelled. | |||
HO4S-3G
As HO4S-3, USCG version.
Produced
Sikorsky Stratford, Connecticut (SI)
| (USCG) 1252 / 1258 | ? | ||
| (USCG) 1281 | ? | ||
| (USCG) 1298 / 1310 | ? | ||
| (USCG) 1323 / 1331 | ? | 30 | Total: 0030 |
HRS-1
As H-19A, USMC troop transport version.
5 to USAF as H-19A, 51-17662 / 51-17666.
Produced
Sikorsky Stratford, Connecticut (SI)
| BuNo.127783 / 127842 | ? | 60 | Total: 0060 |
| 1 additional airframe cancelled. | |||
HRS-2
As HRS-1, minor changes.
Produced
Sikorsky Stratford, Connecticut (SI)
| BuNo.129017 / 129049 | ? | ||
|
BuNo.130138 / 130205 - 10 to the Royal Navy as Whirlwind HAR.Mk. 21, WV189 / WV198. |
? | 101 | Total: 0101 |
HRS-3
As H-19B, USMC troop transport version.
4 to USAF as H-19B, 52-10991 / 52-10994.
Produced
Sikorsky Stratford, Connecticut (SI)
| BuNo.130206 / 130264 | ? | ||
| BuNo.137836 / 137845 | ? | ||
|
BuNo.140958 / 140961 - 4 to Spain. |
? | ||
|
BuNo.141029, 141230 - 2 to Spain. |
? | ||
|
BuNo.142430 / 142436 - 7 to Spain. |
? | ||
| BuNo.144244 / 144258 | ? | ||
|
BuNo.144268 / 144270 - 3 to Spain. |
? | ||
|
BuNo.144666 / 144668 - 3 to Spain. |
? | ||
| BuNo.146298 / 146302 | ? | ||
|
BuNo.146439 -1 to Spain. |
? | 109 | Total: 0109 |
HRS-4 - Proposed HRS-3 with engine upgrade, cancelled.
Civil Helicopters
S-55
Commercial transport helicopter.
1 (c/n: 55016) to RAF as WW339,
later to XA842.
Produced
Sikorsky Stratford, Connecticut (SI)
| civil reg. | ? | ? | Total: ? |
S-55A
As S-55, engine upgrade.
Produced
Sikorsky Stratford, Connecticut (SI)
| civil reg. | ? | ? | Total: ? |
S-55C
As S-55, engine upgrade.
Produced
Sikorsky Stratford, Connecticut (SI)
| civil reg. | ? | ? | Total: ? |
|
Grand Total: 1084 |
Foreign built - England:
Whirlwind Series
Military version of the S-55.
Series 1 had US piston engine.
Series 2 had British piston engine.
Series 3 had British (Gnome) shaft turbine engine.
Produced 1952 - 1964
Westland Helicopters Ltd., Yeovil,
Somerset, England
(Series 1) Whirlwind HAR.Mk. 1
1953, Royal Navy rescue version.
| (RN) XA862 / XA871 | mixed WA001 to WA017 | 10 |
(Series 1) Whirlwind HAR.Mk. 2
1955, RAF rescue version.
22 later to HAR.Mk. 10.
| (RAF) XJ429, XJ430 | WA045, WA046 | ||
| (RAF) XJ432 / XJ436 | WA048 / WA052 | ||
| (RAF) XJ725 / XJ730 | WA096 / WA101 | ||
| (RAF) XJ756 / XJ760 | WA102 / WA106 | ||
| (RAF) XJ762 / XJ766 | WA108 / WA112 | ||
| (RAF) XK968 / XK970 | WA139 / WA141 | ||
| (RAF) XK986 / XK991 | WA142 / WA147 | 32 |
(Series 1) Whirlwind HAR.Mk. 3
1955, Royal Navy rescue version.
3 later to HAS.Mk. 7, 2 later to HAR.Mk. 10.
| (RN) XG572 / XG588 | WA067 / WA083 | ||
| (RN) XJ393 / XJ402 | WA057 / WA066 | 27 |
(Series 1) Whirlwind HAR.Mk. 4
1954, RAF rescue version.
22 later to HAR.Mk. 10.
| (RAF) XD163 / XD165 | WA020 / WA022 | ||
| (RAF) XD182 / XD188 | WA025 / WA031 | ||
| (RAF) XJ407 / XJ414 | mixed WA033 to WA041 | ||
| (RAF) XJ426 / XJ428 | WA042 / WA044 | ||
| (RAF) XJ431, XJ437 | WA047, WA053 | ||
| (RAF) XJ723, XJ724 | WA094, WA095 | ||
| (RAF) XJ761 | WA107 | ||
| (RAF) XL109 / XL113 | WA148 / WA152 | 31 |
(Series 2) Whirlwind HAR.Mk. 5
1957, Royal Navy rescue version.
Original designation was HAR.Mk. 6.
| (RN) XJ445 | WA93 | 1 |
(Series 2) Whirlwind HAS.Mk. 7
1956, Royal Navy ASW version.
| (RN) XG589 / XG597 | WA084 / WA092 | ||
| (RN) XK906 / XK912 | WA153 / WA159 | ||
| (RN) XK933 / XK945 | WA160 / WA172 | ||
| (RN) XL833 / XL854 | WA195 / WA216 | ||
| (RN) XL867 / XL884 | WA217 / WA234 | ||
| (RN) XL896 / XL900 | WA235 / WA239 | ||
| (RN) XM660 / XM669 | WA251 / WA260 | ||
| (RN) XM683 / XM687 | WA261 / WA265 | ||
| (RN) XN258 / XN264 | WA270 / WA276 | ||
| (RN) XN297 / XN314 | WA277 / WA294 | ||
| (RN) XN357 / XN362 | WA303 / WA308 | ||
| (RN) XN379 / XN387 | WA309 / WA317 | 129 |
(Series 2) Whirlwind HCC.Mk. 8
1959, VIP version for Queen's Flight.
| (RAF) XN126, XN127 | WA266, WA267 | 2 |
(Series 3) Whirlwind HAR.Mk. 10
1961, RAF rescue version, extended nose.
| (RAF) XP299 / XP303 | WA342 / WA346 | ||
| (RAF) XP327 / XP333 | WA347 / WA353 | ||
| (RAF) XP338 / XP363 | WA354 / WA379 | ||
| (RAF) XP392 / XP405 | WA380 / WA393 | ||
| (RAF) XR453 / XR458 | WA403 / WA408 | ||
| (RAF) XR477 / XR485 | WA409 / WA417 | ||
| (RAF) XS412 | WA380 | 68 |
(Series 3) Whirlwind HCC.Mk. 12
1964, VIP version for Queen's Flight, extended nose.
| (RAF) XR486, XR487 | WA418, WA419 | 2 |
WS-55 Series 1
Commercial version with US engine.
| ? | ? | 79 |
WS-55 Series 2
Commercial version with British engine.
| ? | ? | 37 |
WS-55 Series 3
Commercial version with turbine engine,
extended nose.
| ? | ? | 18 | Total: 0436 |
Foreign built - France:
S-55
French built version of the S-55.
Produced
Sud-Aviation (SNCASE), Toulouse, France
| ? | ? | ? | Total: ? |
Foreign built - Japan:
S-55
Japanese built version of the S-55.
Produced
Mitsubishi Heavy Industries Ltd.,
Nagoya, Japan
| ? | ? | ? | Total: ? |
Foreign built - Yugoslavia:
S-55
Yugoslav built version of the S-55.
Produced
SOKO, Mostar, Yugoslavia
| ? | ? | 45 | Total: 0045 |
|
Grand Total: 0481 |
H-19 CONVERSIONS
USAF
| SH-19A | 1+ | H-19A, SAR conversions, winch attachment. |
| SH-19B | 1+ | H-19B, SAR conversions, winch attachment. |
USAF / US Army / US Navy (1962 redesignations)
| UH-19A | 1+ | 1962, USAF redesignation of the H-19A. |
| HH-19A | 1+ | 1962, USAF redesignation of the SH-19A. |
| UH-19B | 1+ | 1962, USAF redesignation of the H-19B. |
| HH-19B | 1+ | 1962, USAF redesignation of the SH-19B. |
| UH-19C | 1+ | 1962, US Army redesignation of the H-19C. |
| UH-19D | 1+ | 1962, US Army redesignation of the H-19D. |
| CH-19E | 1+ | 1962, US Navy redesignation of the HRS-3. |
| UH-19F | 1+ | 1962, US Navy redesignation of the HO4S-3. |
| HH-19G | 1+ | 1962, USCG redesignation of the HO4S-3G. |
Foreign Conversions
| Whirlwind HAR.Mk. 9 |
20 |
HAS.Mk. 7, 1965, Royal Navy rescue / training conversions, turbine engine upgrade, extended nose. |
FOREIGN MILITARY / CIVILIAN SERVICE
- The H-19 served with many air forces and navies worldwide from the
1950's and in some cases up to the 1980's.
- Civil market upgrades included the S-55-GW and S-55-T.