AVRO 631 / 643 Cadet

Trainer Biplane

Avro 643 Cadet, A6-34, c/n 1069 © George Canciani
Photo ©: George Canciani (photos at airliners.net)
The AVRO 631 / 643 Cadet is a single-engine two-seat trainer biplane aircraft produced by the British manufacturer AVRO, A.V. Roe and Company.
The AVRO 631 is a development of the AVRO 621 Tutor.
Propulsion1 Radial Engine
Engine ModelArmstrong Siddeley Genet Major 1A
Engine Power112 kW150 hp
max. Cruise Speed161 km/h87 kts
  100 mph
max. Speed (vne)187 km/h101 kts
  116 mph
Service Ceiling3.658 m12.000 ft
Range522 km282 NM
325 mi.
Empty Weight583 kg1.285 lbs
max. Takeoff Weight907 kg2.000 lbs
Wing Span9,19 m30 ft 2 in
Wing Area24,3 m262 ft
Length7,54 m24 ft 9 in
Height2,69 m8 ft 10 in
First Flight10/1931
Production Statusout of production
Total Production105
Developed fromAVRO 621 Tutor
Data for (Version)AVRO 643 Cadet
VariantsAVRO 631 Cadet, 643 Cadet