SUPERMARINE SPITFIRE IX

Manufacturer       (Principal):                                                                               Supermarine Division of Vickers-Armstrongs in factories at, Southampton, Winchester, Swindon and Castle Bromwich.
  
                   (Subcontracted to): 
  
Manufacturer DesignationType 361
  
Aircraft Mk.Mk. IX
  
RAF Designation:Mk. IX
  
Construction:All – metal monocoque
  
Crew:One
  
Wing Span:36ft. 10in.
  
Length:                                    31ft. ½in.
  
Height:                                   12ft. 8in.
  
Engine:1,515hp. Merlin 61 or 1,710hp Merlin 63 or 63A.
  
Fuel: 
  
        Internal Tanks                  (1)85 gallons
  
        Supplemental Tanks        (2)Slipper drop tanks of 30, 45 or 90 gallons.
  
Maximum: 
  
Weight: 
  
Empty:                                    (1)5,750lb.
  
Loaded:                                 7,500lb.
  
Range:434 miles on 85 gallons / 980 miles on 175 gallons.
  
Bomb Load:N/A
  
Armament:20mm Hispano cannon (2 Nr.) 1in each wing.
  
 ·303 Browning machine gun (4 Nr.) 2 in each wing.
  
Speed: 
  
Maximum:408mph. at 25,000 ft.
  
Cruising:                                324 mph. at 20,000 ft.
  
Service Ceiling Height:42,500ft.
  
Initial Rate of Climb:6.7 min. to 20,000ft.
  
  
  
  
In Service Modifications: 
  
 Ultimately some Mk. IX’s were adapted to take the “E” wing which allowed a change of armament to 20mm Hispano cannon (2 Nr.) 1in each wing and ·50 Browning machine gun (2 Nr.) 1 in each wing.
  
Bradwell Bay Service: 
  
Squadron:287
  
Motto:C’est en forgeant  Practice makes perfect
  
Code:KZ
  
Dates:August – 10th September 1945
  
Missions:Attack simulations in order to provide continuation train for anti-aircraft units.
  
Colour Scheme.                    Standard RAF pattern: Dark green and Ocean grey upper surfaces. Medium Sea Grey lower surfaces.
  
Aircraft Nickname/s:Shrew – is what R. J. Mitchell wanted call it, he thought Spitfire to be a “dammed silly” name. 
  
 Spit.
  
Technical data: Aircraft of the RAF 1918 by Owen Thetford and Jane’s Fighting Aircraft of World War II
(1) Spitfire Mk IX Weights and Loading (spitfireperformance.com)
(2) www.aerosociety.com