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(Top) 1 Variants 2 Operators 3 Specifications (F-17) 4 References 5 Further reading

International F-17 Sportsman

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F-17 Sportsman

Role	Three-seat biplane Type of aircraft
Manufacturer	International Aircraft
First flight	1920s
Number built	20+

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.^[1] 107 aircraft were built, 77 of them at Cincinnati.

In 1928, a Sportsman won the "On to Dallas" race.^[2]

Variants[edit]

Data from:^[3]

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.^[4]^[5]

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

Operators[edit]

United States

Specifications (F-17)[edit]

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

Data from ,^[3] Jane's all the World's Aircraft 1928^[11]

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

Power/mass: 0.0424 hp/lb (0.1 kW/kg) OX-5

0.0592 hp/lb (0.1 kW/kg) Hisso E

0.0782 hp/lb (0.1 kW/kg) Whirlwind

References[edit]

^ "International F-17". Aero Digest. January 1928. p. 56. Retrieved 23 December 2020.

^ "Skylines". Cincinnati Post. 27 April 1928. p. 34.

^ ^a ^b Eckland, K. O. (13 November 2008). "American Airplanes: I". Aerofiles. Retrieved 20 December 2020.

^ "Lighter Air Motor Approved in Test by Aircraft Firm". Cincinnati Enquirer. 5 August 1928. p. 5. Retrieved 21 December 2020.

^ "To Test Four Cylinder Air Cooled "Dayton Bear" Engine in International F-17 Plane". Aviation. Vol. 24, no. 26. 25 June 1928. p. 1848. Retrieved 30 July 2021.

^ "Skylines". Cincinnati Post. 31 May 1928. p. 17.

^ "Skylines". Cincinnati Post. 14 September 1928. p. 27.

^ Entz, Marion (11 January 1929). "Skylines". Cincinnati Post. p. 9.

^ "Skylines". Cincinnati Post. 14 July 1928. p. 9.

^ "Skylines". Cincinnati Post. 16 May 1928. p. 14.

^ Grey, C.G., ed. (1928). Jane's all the World's Aircraft 1928. London: Sampson Low, Marston & company, ltd. p. 227c.