Performance of Spitfire Vc – Tropicalised Version

in NAA A11093: 452/A58 PART1.


Climb at 2850 rpm:

Height

 

IAS mph

Climb rate in feet per minute

Time to height in minutes

Boost (lbs):

clean

30 gal

drop tank

90 gal drop tank

clean

30 gal drop tank

90 gal drop tank

 

0

156

2480

2300

2072

     

+9

10 000

2070

4

4.4

4.8

15 000

6.1

6.4

7.2

18,200 (Full Throttle Height)

7.3

7.8

8.8

20 000

152

2250

2080

1850

8.1

8.6

9.8

+7.5

25 000

140

1600

1450

1230

10.8

11.5

13

+3.5

30 000

131

960

820

610

14.7

16

18.6

0

34 000 (service ceiling with 90 gal)

120

   

100

20.6

23.3

30.6

-2.5

35 500

118

 

100

 

24.9

29.8

 

-3.5

37 000

116

100

   

33.8

   

-4.25

 

Speed tests at max power (30 mins limit):

Height

TAS mph

Rpm

Boost

Clean 6870 lb Auw

30 gal tank 7170 lb Auw

90 gal 7670 lb Auw

Sea level

268

   

2850

+9

10 000

312

301

292

15 000

334

321

310

19400 FTH

354

338

327

20 000

+8.5

25 000

350

335

322

+4.5

30 000

336

316

303

+1

35 000

290

   

-2.25

 

Speed test at max power (5 mins limit):

Height

TAS mph

Rpm

Boost

clean

With 30 gal

With 90 gal

sl

268

   

3000

+9

10 000

312

301

292

15 000

334

321

310

20 000

356

341

329

22 000 FTH

365

349

337

25 000

364

347

335

+6.25

30 000

352

332

319

+2.5

35 000

314

   

-1

 

Range tests, at 1600 rpm & -3/4 lb boost:

 

clean

with 30 gal droptank

with 90 gal

Fuel total (Imp gals)

84

114

174

Fuel allowance

20

All up weight, lbs

6883

7170

7670

Cruise height ft

15000

Cruise TAS mph

225

218

211

Fuel consumption gals/hr

29

29

29

Endurance including climb

2.2 hrs

3.25

5.32

Range absolute (miles)

500

700

1100

Range operational (miles)

400

560

880

 

Spitfire VC weights, in NAA A11093: Item 452/A58 PART 1.

Configuration

Fuel load

Auw

Clean

84 gals

6883 lbs

Long Range fighter

+ 30 gals

7170 lbs

Ferrying configuration

+ 90 gals

7670 lbs

Armament

4 x .303 MG

112 lbs

 

1400 rounds .303

91 lbs

 

2 x 20mm

294 lbs

 

240 rds 20mm

150 lbs

 

Avionics

TR1143 R/T

93 lbs

 

R.3002 IFF

32.5 lbs

 

Safety equipment

oxygen

19.5 lbs

 

K Type dinghy

15 lbs

 

First Aid kit

3 lbs

 

Desert survival kit

47.5 lbs

 

Pilot & parachute

200 lbs

 

 

Spitfire VC Combat Radius

84 gals internal tanks

Plus 30 gals drop tank

Warm-up, taxy & take-off @ 3000 rpm & +12 lbs

10 gals

   
   

Climb & cruise at 1600 rpm @ 32 gph

30 gals

20 mins combat at 2850 rpm & 70 gph

24 gals

   

30 min safety margin @ 32 gph

16 gals

   

Cruise home @ 1600 rpm @ 32 gph @ 173 knots TAS

34 gallons

   

Maximum Tactical Radius: 183 nautical miles