avia.wikisort.org - Aeroplane
The Savoia-Marchetti S.74 was a four-engine airliner developed by Savoia-Marchetti for Ala Littoria.
| S.74 | |
|---|---|
 | |
| Role | Airliner then military transport aircraft |
| National origin | Italy |
| Manufacturer | Savoia-Marchetti |
| Designer | Alessandro Marchetti |
| First flight | 16 Nov 1934 |
| Introduction | 1935 |
| Retired | 1943 |
| Primary users | LATI Regia Aeronautica |
| Number built | 3 |
| Developed from | Savoia-Marchetti S.72 |
Design and development
The prototype first flew on 16 November 1934. Only three were ever built.[1]
Operational history
The aircraft were used in passenger service. On 22 December 1937, one broke the speed record over 1,000 kilometres (620 mi), at 322.089 km/h (200.137 mph).[2] When Italy entered World War II in 1940, they were put into service as military transport aircraft for the Regia Aeronautica. None of the three survived the war.
Operators
Civil operators
Kingdom of Italy
Military operators
- Kingdom of Italy
- Regia Aeronautica
Specifications (S.74)
Data from World Encyclopedia of Civil Aircraft,[3] Italian Civil and Military Aircraft 1930–1945[1]
General characteristics
- Crew: 4
- Capacity: 24 passengers + 363 kg (800 lb) baggage + 726 kg (1,600 lb) freight
- Length: 19.49 m (63 ft 11+1⁄2 in)
- Wingspan: 30.00 m (98 ft 5 in)
- Height: 5.50 m (18 ft 0+1⁄2 in)
- Wing area: 119.96 m2 (1,291.2 sq ft)
- Empty weight: 7,784 kg (17,160 lb)
- Gross weight: 14,000 kg (30,865 lb)
- Powerplant: 4 × Piaggio Stella P.X R.C. 9-cylinder air-cooled radial piston engines, 520 kW (700 hp) each for take-off
- Propellers: 3-bladed variable-pitch metal propellers
Performance
- Maximum speed: 330 km/h (210 mph, 180 kn)
- 285 km/h (177 mph; 154 kn) on three engines
- Cruise speed: 300 km/h (190 mph, 160 kn)
- Range: 1,000 km (620 mi, 540 nmi)
- Service ceiling: 7,000 m (22,960 ft)
- Time to altitude: 3,000 m (9,840 ft) in 8 minutes 55 seconds
- 5,000 m (16,400 ft) in 19 minutes 43 seconds
See also
Aircraft of comparable role, configuration, and era
- De Havilland Albatross
- Focke-Wulf Fw 200
References
 |
Wikimedia Commons has media related to Savoia-Marchetti S.74. |
- Thompson, Jonathon W. (1963). Italian Civil and Military Aircraft 1930–1945. USA: Aero Publishers Inc. pp. 260–261. ISBN 0-8168-6500-0.
- Faurote, Fay Leone (1939). The Aircraft Year Book for 1939. New York City: Manufacturers Aircraft Association. p. 473.
- Angelucci, Enzo (1982). World Encyclopedia of Civil Aircraft. New York: Crown Publishers, Inc. ISBN 0-517-54724-4.
На других языках
[de] Savoia-Marchetti SM.74
Die Savoia-Marchetti SM.74 war ein Transport- und Verkehrsflugzeug für italienische Fluggesellschaften, das einen weiteren Weltrekord verbesserte und wegen der Vielseitigkeit auch „Tausendfüßler“ genannt wurde.- [en] Savoia-Marchetti S.74
[it] Savoia-Marchetti S.M.74
Il Savoia-Marchetti S.74, soprannominato dagli equipaggi Millepiedi, fu un quadrimotore di linea ad ala alta prodotto in piccola serie dall'azienda italiana Savoia-Marchetti negli anni trenta.[ru] Savoia-Marchetti SM.74
Савоя-Маркетти SM.74 (итал. Savoia-Marchetti SM.74) — итальянский транспортный самолёт, построенный компанией Savoia-Marchetti по заказу национальной авиакомпании Ala Littoria. Произведено 3 экземпляра.Текст в блоке "Читать" взят с сайта "Википедия" и доступен по лицензии Creative Commons Attribution-ShareAlike; в отдельных случаях могут действовать дополнительные условия.
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