Sikorsky S-51

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Sikorski S-51
Sikorsky R-5G (48-526) at Hamilton Field on June 15, 1948
Sikorsky R-5G (48-526) at Hamilton Field on June 15, 1948
Type: Transport helicopter
Design country:

United StatesUnited States United States

Manufacturer:

Sikorsky Aircraft Corporation

First flight:

February 16, 1946

Number of pieces:

379 (including license builds)

The Sikorsky S-51 is a further development of the two-seat Sikorsky S-48 . The military designations were R-5 and H-5 . The US Navy also stationed the helicopter on aircraft carriers as the HO3S . The Jak-100 was built as a Soviet counterpart in 1949 .

production

Acceptance of the Sikorsky S-48 and S-51 by the USAAF / USAF / US Navy:

Sikorsky version 1944 1945 1946 1947 1948 1949 1950 TOTAL
S-48 XR-5 1 4th           5
S-48 YR-5A   26th           26th
S-48 R-5A     14th         14th
S-48 R-5D     20th         20th
S-51 R-5F       11       11
S-51 R-5G         30th 9   39
S-51 R-5H           15th 1 16
S-51 HO3S-1     4th 13 32 40 2 91
TOTAL 1 30th 38 24 62 64 3 222

In 1950, an H-5G was converted into the TH-5G trainer. In 1943, the YR-5A were ordered for $ 63,123 each. The 39 larger H-5Gs were priced at $ 87,315 each in 1948.

Military users

Royal Australian Air Force A80-374 Sikorsky S-51 in the RAAF Museum
Sikorsky H-5 and Grumman SA-16s of the 3rd Rescue Squadron
Model of the Sikorsky S-51 in the scale 1: 7 in the helicopter museum in Bückeburg
Royal Australian Air Force : 10 from 1947 to 1964
French Navy
Royal Navy

Technical specifications

Three-sided tear
Parameter Data
crew 1 + 3
length 13.70 m
Main rotor diameter 14.94 m
height 3.90 m
Empty mass 1720 kg
Takeoff mass 2263 kg
Top speed 166 km / h
Range 451 km
Engines 1 × Pratt & Whitney R-985 -AN-5 Wasp Junior

Web links

Commons : Sikorsky S-51  - collection of pictures, videos and audio files

Individual evidence

  1. ↑ Statistical Digest of the USAF 1946, p. 94 ff; 1947, p. 115; 1948II, p. 16; 1949, p. 164 ff .; 1956, p. 115 ff.
  2. ↑ Statistical Digest of the USAF 1949, p. 188
  3. ↑ Statistical Digest of the USAF 1947, p. 114; 1948, p. 13
  4. ^ RAAF Museum
Helicopter of the US armed forces


USN / USMC helicopters until 1962:

HSL • HSS • HCH • HOE • HOK • HOS • HO2S • HO3S • HO4S • HO5S • HNS • HTE • HTK • HTL • HRB • HRH • HRP • HRS • HR2S • HR3S • HJD / HJH • HJP / HUP • HJS • HUK • HU2K • HUL • HUM • HUS • HU2S • HOG / RON • ROE

Gyroplane the USAAC 1935-1939:

G-1 • G-2

USAAF helicopters from 1941 to 1947:

XR-1 • XR-2 • XR-3 • R-4 • R-5A to R-5E • R-5F to R-5H • R-6 • XR-7 • XR-8 • XR-9 • XR- 10 • XR-11 • R-12 • XR-13 • R-14 • XR-15

US Army helicopters from 1956 to 1962:

HC-1A / HC-1B • HO-1 • HO-2 • YHO-3 • YHO-4 • YHO-5 • HO-6 • HU-1 • VZ-1 (YHO-1) • HZ-1 (YHO -2)

USAF system 1948 to today (from 1962 for US armed forces):

H-4 • H-5A to H-5E • H-5F to H-5H • H-6 • XH-9 • XH-10 • XH-11 • H-12 • H-13 • XH-15 • H- 16 • XH-17 • YH-18 • H-19 • XH-20 • H-21 • H-22 • H-23 • YH-24 • H-25 • XH-26 • XH-28 • XH-29 • YH-30 • YH-31 • YH-32 • XH-33 • H-34 • XH-35 • CH-37 • XH-39 • X / YH-40 • CH-41 • XH-42 • H-43 • CH-46 • CH-47 • XH-48 • XH-49 • QH-50 • XH-51 • HH-52 • CH-53  ( CH-53K ) • CH-54 • TH-55 • AH-56 • TH -57 • OH-58 • XH-59 • UH-60 • YUH-61 • XCH-62 • YAH-63 • AH-64 • HH-65 • RAH-66 • TH-67 • MH-68 • ARH-70 • VH-71 • UH-72 • TH-73 • MH-90 • H-92

System used in parallel by the US armed forces since 1962:

AH-1 / UH-1 • H-2 • H-3 • YOH-4 • YOH-5 • OH-6  ( AH-6  /  MH-6 )

Helicopter of Sikorsky Aircraft Corporation


Manufacturer designations

VS-300 (S-46) • S-47 (VS 316) • S-48 (VS 327) • S-49 (VS 316B) • S-51 • S-52 • S-53 • S-54 • S -55 • S-56 • S-57 • S-58 • S-59 • S-60 • S-61 • S-62 • S-63 • S-64 • S-65 • S-66 • S-67 • S-68 • S-69 • S-70 • S-71 • S-72 • S-73 • S-74 • S-75 • S-76 • S-80 • S-92 • S-97 • S -100 • S-300 • S-333 • S-434 • X2 • Raider X • SB> 1

Military designations

XV-2 • H-3 • R-4 • H-5A to H-5E • H-5F to H-5H • R-6 • H-18 • H-19 • H-34 • CH-37 • XH- 39 • HH-52 • CH-53  ( CH-53K ) • CH-54 • XH-59 • HH-60 • MH-60 • SH-60 • UH-60 • VH-60 • RAH-66 • CH-124 • CH-148