Supermarine Spitfire Mk.XII
| GENERAL DATA | |||
| Other Designation(s) | Mark
XII, LF.Mk.XII |
||
| Type | Low
Altitude Fighter |
Crew | 1 |
| Manufacturer(s) | Supermarine |
||
| Production | 100 (last in August 1943) |
||
| First Flight | November 1941 |
Introduction | October 1942. |
| DIMENSIONS | |||
| Empty Weight | 2524 kg |
Loaded Weight | 3356.64kg |
| Max takeoff weight | ? kg |
Length | 9.62 m |
| Wingspan | 9.9 m |
Wing area | 21.46 m² |
| Height | 3.86 m |
Wing loading | 155 kg/m² |
| ARMAMENT (B-wing) | |||
| Main Guns | 2 × 20 mm Hispano Mk II Gun |
Ammunition Carried | 2 x 120 |
| Secondary Guns | 4 × 7.7 mm (.303 in) Browning Mk II MG |
Ammunition Carried | 4 x 350 |
| OTHER ARMAMENT | |||
| Bombs | 2 x 110 kg bombs (wing racks), 1 x 230 kg bomb (centre-section rack) |
Rockets | ? |
| POWERPLANT | |||
| Engine | 1 × Rolls-Royce Griffon II
|
Type & Displacement | V-12, liquid-cooled aero engine,
36.7 L |
| Horsepower (maximum) | 1735
hp |
Power/Weight Ratio | 516.98 hp / ton * |
| Fuel Capacity | 386 L (internal)
+ 2 x 64 L drop tank (under wings)
|
||
| POWERPLANT (last 15 a/c) | |||
| Engine | 1 × Rolls-Royce Griffon VI |
Type & Displacement | V-12, liquid-cooled aero engine,
36.7 L |
| Horsepower (maximum) | 1850
hp |
Power/Weight Ratio | 551.25 hp / ton * |
| Fuel Capacity | 386 L (internal)
+ 2 x 64 L drop tank (under wings)
|
||
(*) with loaded weight
| PERFORMANCES (Griffon II) | |||
| Maximum Speed | 598.65 km/h at 1736 m 638.89 km/h at 5425 m |
Cruise Speed | ? km/h |
| Stall Speed * | ? km/h |
Service Ceiling | 11887 m |
| Rate of Climb | 19.1 m/s |
Range | 793 km on internal fuel, 1272 km max. |
| PERFORMANCES (Griffon VI) | |||
| Maximum Speed | 603.48 km/h at 1402 m 626 km/h at 3901 m |
Cruise Speed | ? km/h |
| Stall Speed * | ? km/h |
Service Ceiling | 11887 m |
| Rate of Climb | 25.15 m/s |
Range | 793 km on internal fuel, 1272 km max. |
(*) vitesse de décrochage
| Sources | |||
| Wikipédia | historyofwar | ||
Drawings |
