Caproni Ca.91

Caproni Ca 91
Role	Flying boat
National origin	Italy
Manufacturer	Caproni
Status	project only
Developed from	Caproni Ca.90

The Caproni Ca.91 was a proposed Italian flying boat designed by Caproni.

Design and development[]

Like the Caproni Ca.90, the Ca.91 had three tandem pairs of 1,000 hp (746 kW) W-18 inline piston engines, but all three pairs were mounted on the lower wing.^[1]

Specifications[]

Data from ^[2]

General characteristics

Crew: 7
Length: 31.30 m (102 ft 8 in)
Upper wingspan: 34.90 m (114 ft 6 in)
Lower wingspan: 46.60 m (152 ft 11 in)
Height: 9.80 m (32 ft 2 in)
Wing area: 500 m² (5,400 sq ft)
Empty weight: 13,000 kg (28,660 lb)
Gross weight: 17,000 kg (37,479 lb)
Max takeoff weight: 30,000 kg (66,139 lb)
Powerplant: 6 × W-18 water-cooled inline piston engines, 750 kW (1,000 hp) each

Performance

Maximum speed: 200 km/h (120 mph, 110 kn)
Endurance: 7 hours
Service ceiling: 4,000 m (13,000 ft)

References[]

^ Gianni Caproni, Biplano Ca 90, in Gli Aeroplani Caproni - Projects Studies Realizations from 1908 to 1935, Milan, Edizioni d'arte Emilio Bestetti, 1937, pp. 229-45, ISBN not existing.
^ AA.VV., Caproni Ca.90, in Grande Enciclopedia Aeronautica, Milan, Edizioni Aeronautica L. Mancini, 1936, p. 154, ISBN not existing.

[1] Gianni Caproni, Biplano Ca 90, in Gli Aeroplani Caproni - Projects Studies Realizations from 1908 to 1935, Milan, Edizioni d'arte Emilio Bestetti, 1937, pp. 229-45, ISBN not existing.

[2] AA.VV., Caproni Ca.90, in Grande Enciclopedia Aeronautica, Milan, Edizioni Aeronautica L. Mancini, 1936, p. 154, ISBN not existing.

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