International Sportsman

The International F-17 Sportsman was a 1920s American three-seat open-cockpit biplane designed and manufactured by the International Aircraft Corporation in Long Beach California and Cincinnati, Ohio. 107 aircraft were built, 77 of them at Cincinnati.

F-17 Sportsman
Role Three-seat biplane
Manufacturer International Aircraft
First flight 1920s
Number built 20+
Unit cost
US$2,750 (1928)[1]

Variants

Data from:[2]

F-17 Sportsman
powered by a 90 hp (67 kW) Curtiss OX-5 water-cooled V-8 or 100–120 hp (75–89 kW) Dayton Bear air-cooled 4-cylinder in-line engine.
F-17H Sportsman
powered by, 180 hp (130 kW) Wright-Hisso E, Siemens-Halske, Dayton Bear or Curtiss K-6 engines.
F-17H Mailman
A single seat air mail carrier / cargo version of the 17H.
F-17W Sportsman
powered by a 200 hp (150 kW) Wright J-5

Specifications (F-17)
International F-17 3-view drawing from Aero Digest January 1928

Data from [2], Jane's all the World's Aircraft 1928[1]

General characteristics

  • Crew: 1
  • Capacity: 2, 660 lb (300 kg) payload
  • Length: 25 ft 0 in (7.62 m)
  • Wingspan: 35 ft 0 in (10.67 m)
  • Height: 9 ft 6 in (2.90 m)
  • Wing area: 325 sq ft (30.2 m2)
  • Empty weight: 1,300 lb (590 kg) OX-5
1,400 lb (640 kg) Hisso E
1,350 lb (610 kg) Whirlwind
  • Gross weight: 2,121 lb (962 kg) OX-5
2,539 lb (1,152 kg) Hisso E
2,589 lb (1,174 kg) Whirlwind
  • Powerplant: 1 × Curtiss OX-5 V-8 water-cooled piston engine, 90 hp (67 kW)
150 hp (110 kW) Hisso E V-8
200 hp (150 kW) Wright J-5 Whirlwind 9-cyl radial
  • Propellers: 2-bladed wooden fixed-pitch propeller

Performance

  • Maximum speed: 98 mph (158 km/h, 85 kn) OX-5 engine
120 mph (100 kn; 190 km/h) Hisso E
150 mph (130 kn; 240 km/h) Whirlwind
  • Cruise speed: 82 mph (132 km/h, 71 kn) OX-5 engine
105 mph (91 kn; 169 km/h) Hisso E
120 mph (100 kn; 190 km/h) Whirlwind
  • Landing speed: 35 mph (30 kn; 56 km/h)
  • Range: 325 mi (523 km, 282 nmi)
  • Service ceiling: 10,500 ft (3,200 m) OX-5 engine
1,200 ft (370 m) Hisso E
16,000 ft (4,900 m) Whirlwind
  • Rate of climb: 600 ft/min (3.0 m/s) OX-5 engine
800 ft/min (4.1 m/s) Hisso E
1,000 ft/min (5.1 m/s) Whirlwind
  • Wing loading: 6.52 lb/sq ft (31.8 kg/m2) OX-5 engine
7.8 lb/sq ft (38 kg/m2) Hisso E
7.86 lb/sq ft (38.4 kg/m2) Whirlwind
0.0592 hp/lb (0.1 kW/kg) Hisso E
0.0782 hp/lb (0.1 kW/kg) Whirlwind

References
  1. Grey, C.G., ed. (1928). Jane's all the World's Aircraft 1928. London: Sampson Low, Marston & company, ltd. p. 227c.
  2. Eckland, K.O. (13 November 2008). "Northa American aircra 1903-2003". aerofiles. Retrieved 1 March 2016.

Further reading
  • The Illustrated Encyclopaedia of Aircraft. London: Orbis Publications. p. 2213.
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