Hawker Hart / Demon / Audax / Hardy / Osprey

Multi-Role Biplane

Hawker Demon G-BTVE K8203 K803 © Karsten Palt
Photo ©: Karsten Palt
The Hawker Hart is a family of single engine one- or two-seat multi-role military biplane aircraft produced by the British manufacturer H.G. Hawker Engineering Co. Ltd.. The Hawker Hart is a light bomber, the Hawker Demon is a fighter, the Hawker Audax and Hardy are utility aircraft the Hawker Osprey is a naval carrier-based observation aircraft.
The total production of 2081 includes 981 Hart, 299 Demon, 624 Audax, 47 Hardy and 130 Osprey.
Crew1 / 2
Propulsion1 Piston Engine
Engine ModelRolls-Royce Kestrel IB
Engine Power391 kW524 hp
Speed296 km/h160 kts
  184 mph
Service Ceiling6.510 m21.358 ft
Range741 km400 NM
460 mi.
Empty Weight1.148 kg2.530 lbs
max. Takeoff Weight2.066 kg4.555 lbs
Wing Span11,35 m37 ft 3 in
Wing Area32,3 m348 ft
Length8,94 m29 ft 4 in
Height3,17 m10 ft 5 in
First Flight06/1928
Production Statusout of production
Total Production2081
Data for (Version)Hawker Hart I
VariantsHart I, Hart Two-Seat Fighter, Hart Trainer, Audax, Hartebees, Demon, Turret Demon, Hardy, Osprey

[Photo-ID: 7186] Karsten Palt 2013-05-19
Hawker Demon, , G-BTVE, c/n K803, Karsten Palt, 2013Hawker
Demon
Reg.: G-BTVE
c/n: K803
 
The Shuttleworth Collection [Old Warden Aerodrome Biggleswade]
[Photo-ID: 7185] Karsten Palt 2013-05-19
Hawker Demon, , G-BTVE, c/n K803, Karsten Palt, 2013Hawker
Demon
Reg.: G-BTVE
c/n: K803
 
The Shuttleworth Collection [Old Warden Aerodrome Biggleswade]
[Photo-ID: 7184] Karsten Palt 2013-05-19
Hawker Demon, , G-BTVE, c/n K803, Karsten Palt, 2013Hawker
Demon
Reg.: G-BTVE
c/n: K803
 
The Shuttleworth Collection [Old Warden Aerodrome Biggleswade]
[Photo-ID: 1212] Karsten Palt 2008-07-16
Hawker Hart II, , G-ABMR, c/n HH1, Karsten Palt, 2008Hawker
Hart II
Reg.: G-ABMR
c/n: HH1
 
RAF J9941
Royal Air Force Museum [London-Hendon]
[Photo-ID: 1248] Karsten Palt 2008-07-16
Hawker Hart T.IIA, Royal Air Force, K4972, c/n , Karsten Palt, 2008Hawker
Hart T.IIA
Royal Air Force
Reg.: K4972
 
Royal Air Force Museum [London-Hendon]