The Avia 57 was a 1930s Czechoslovak 14-passenger commercial transport, designed by Robert Nebesář and built by Avia. The type was not a success.[1]

Avia 57
Role 14-passenger commercial transport
National origin Czechoslovakia
Manufacturer Avia
Designer Robert Nebesář
First flight 16 January 1934
Number built 1

Development

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The Avia 57 was a three-engined low-wing monoplane that first flew in 1935.[1] Powered by three Hispano-Suiza 9Vd radial engines, it had landing gear that retracted into the nacelles of the wing-mounted engines.[1]

Specifications

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Data from [1]

General characteristics

  • Crew: two
  • Capacity: 14
  • Length: 15.90 m (52 ft 2 in)
  • Wingspan: 22.50 m (73 ft 10 in)
  • Wing area: 81.5 m2 (877 sq ft)
  • Empty weight: 5,100 kg (11,244 lb)
  • Gross weight: 8,600 kg (18,960 lb)
  • Powerplant: 3 × Hispano-Suiza 9Vd radial piston engine, 429 kW (575 hp) each

Performance

  • Maximum speed: 300 km/h (190 mph, 160 kn)
  • Cruise speed: 270 km/h (170 mph, 150 kn)
  • Range: 1,200 km (750 mi, 650 nmi)
  • Service ceiling: 4,000 m (13,000 ft)
  • Rate of climb: 5.5 m/s (1,080 ft/min)

References

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Notes

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  1. ^ a b c d Orbis 1985, p. 338

Bibliography

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  • The Illustrated Encyclopedia of Aircraft (Part Work 1982-1985). Orbis Publishing.