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Sikorsky S-34

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S-34
General information
Type	Amphibian sesquiplane
National origin	United States
Manufacturer	Sikorsky Manufacturing Corporation
Number built	1
History
First flight	1926 or 1927
Developed into	Sikorsky S-36

TheSikorsky S-34 was a 1920sAmerican six-seatsesquiplane, designed and built by theSikorsky Manufacturing Corporation. Only one was built, but the design led to the successfulSikorsky S-38.^[1]

Design and development

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The S-34 was a sesquiplane amphibian with a boat hull, being powered by two tractor 200 hp (149 kW)Wright Whirlwind J-4 engines.^[1] It had a boom-mounted twin-rudder tail unit and room inside the hull for five passengers.^[1] During a test flight in November 1927, one engine failed and the S-34 crashed and sank. Igor Sikorksy and the others on board escaped without injury but the S-34 was destroyed.^[1] It was the first Sikorsky aircraft with a boat hull and would lead to a family of similar flying boats and amphibians.^[1]

Specifications

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Data from^[1]

General characteristics

Crew: one
Capacity: five
Length: 34 ft 0 in (10.36 m)
Wingspan: 56 ft 0 in (17.07 m)^[2]
Height: 10 ft 7 in (3.23 m)
Wing area: 396 sq ft (36.79 m²)^[2]
Empty weight: 2,900 lb (1,315 kg)
Gross weight: 4,500 lb (2,041 kg)
Powerplant: 2 ×Wright Whirlwind J-4 , 200 hp (149 kW) each

Performance

Maximum speed: 45 mph (72.4 km/h, 39 kn)
Range: 360 mi (579 km, 310 nmi)
Endurance: 3 hours 0 minutes
Service ceiling: 15,000 ft (4,572 m)

References

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^^a ^b ^c ^d ^e ^fBest, Martin (1990). "Sikorsky American Fixed-Wing Aircraft - Part 1 S-29A to S-35".Archive.2002 (4).Air-Britain:127–133.ISSN 0262-4923.
^^a ^bUpper wing

v t e Sikorsky aircraft
Fixed-wing aircraft (company designations)	S-1 S-2 S-3 S-4 S-5 S-6 S-7 S-8 S-9 S-10 S-11 S-12 S-13 S-14 S-15 S-16 S-17 S-18 S-19 S-20 S-21 S-22/23/24/25/26/27 S-28 S-29-A S-30 S-31 S-32 S-33 S-34 S-35 S-36 S-37 S-38 S-39 S-40 S-41 S-42 S-43 VS-44 S-45
Fixed-wing aircraft (military designations)	C-6 C-28 JRS JR2S PS P2S RS XBLR-3 XPBS XSS XV-2
Helicopters (company designations)	VS-300 (S-46) S-47 S-48 S-49 S-50 S-51 S-52 S-53 S-54 S-55 S-56 S-57 S-58 S-59 S-60 S-61 S-61L/N S-61R 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-95 S-97 S-100 S-102 S-103 S-300 S-333 S-434
Helicopters (military designations)	SH-3 Sea King HH-3E/F R-4 H-5 H-6 H-18 H-19 Chickasaw H-34 Choctaw CH-37 Mojave XH-39 HH-52A Seaguard CH-53 Sea Stallion CH-53E Super Stallion CH-53K King Stallion MH-53 CH-54 Tarhe UH-60 Black Hawk HH-60G Pave Hawk HH-60J/MH-60T MH-60R/S Seahawk SH-60B/F Seahawk H-60J/K VH-60 RAH-66 Comanche VH-92 Patriot CH-124 Sea King CH-148 Cyclone HLH
Experimental aircraft	Cypher/Cypher II Firefly Raider Raider X SB-1 X2 XBLR-3 XV-2

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Design and development

Specifications

See also

References