Hafner: P.D.7

General data

Producer info

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Names and dates
Market original model designation
P.D.7
Market model designation (english translation or spelling)
P.D.7
Project start date
1938
Country of manufacture
United Kingdom
Project status
Design study
Config info
Rotorcraft typeHelicopter
Way of counteracting main rotor torque
Downwash deflection
Cabin and cockpit
Maximum number of people onboard
2
Main rotor
Main rotor diameter
15.90
m
Number of blades
3
Powerplant
Engine model
Pobjoy Nile
Number of engines
1
Total maximum power
400
HP
Performance
Maximum horizontal flight speed (Vh)
338
km/h
0.0389