List of Air Ministry specifications
1940–1949
Table:
Spec

OR

Type

Designs

B.1/40

OR.78

Twin-engine fast bomber carrying no defensive armament

de Havilland Mosquito

F.1/40

Air Observation Post (AOP)

Fane F.1/40, General Aircraft GAL.47[39]

2/40

OR.79

Twin-engined trainer aircraft

Caproni Ca 311, Caproni Ca 313

F.2/40

Fighter using Whittle jet-propulsion (Metrovick) – written for Meteor – see also F.9/40

Gloster Meteor II

B.3/40

OR.80

High speed bomber

Blackburn B.28[40][page needed]

F.4/40

OR.81

High-altitude fighter – superseded by F.7/41 (q.v.)

Westland Welkin

N.5/40

OR.82

Naval 2-seat Fleet fighter

Fairey Firefly

B.6/40

OR.83

Twin-engine day/close support bomber – later renamed Blenheim V

Bristol Bisley

B.7/40

OR.84

Medium Bomber replacement for Blenheim bomber development of Beaufighter[41]

A design by Armstrong Whitworth not taken further Bristol Beaumont accepted but not built, led to Buckingham (q.v.)[42]

8/40

OR.85

Ambulance Aircraft

Airspeed Oxford

F.9/40

OR.86

Fighter using Whittle jet-propulsion (Rover/Rolls-Royce) – written for Meteor – see also F.2/40

Gloster Meteor I

X.10/40

OR.87

Troop-carrying glider capable of carrying 7 troops

General Aircraft Hotspur I; cancelled after eighteen built – redesigned Hotspur II relegated to training - see X.22/40 & X.23/40

N.11/40

OR.88

Naval single-seat Fleet fighter powered by Napier Sabre – see also S.8/43

Blackburn Firebrand F.I, Hawker P.1009 "Fleet Fighter"

S.12/40

OR.89

Naval catapult-launched observation/spotting flying boat – Walrus & Sea Otter replacement – superseded by S.14/44 (q.v.)

Supermarine Type 381

R.13/40

OR.90

General-purpose flying boat

Blackburn B-40

R.14/40

OR.91

Very long range reconnaissance flying boat – Centaurus-engined Sunderland replacement

Saunders-Roe S.41, Short Shetland

15/40

OR.92

Conversion of Supermarine Spitfire for Photographic Development Unit

Supermarine Spitfire

F.16/40

High-altitude fighter

Vickers Type 432

17/40

OR.94

Very high altitude bomber – Wellington V production order

Vickers Wellington V

F.18/40

OR.95

Night fighter with turret

Gloster F.18/40, fulfilled by de Havilland Mosquito NF.II[43]

F.19/40

Low-cost emergency production fighter

Miles M.20/2

B.20/40

"Close Army Support Bomber" with Merlin engine able to dive bomb and photoreconnaissance

De-navalised version of Fairey Barracuda offered but specification not proceeded with.[40][page needed]

F.21/40

OR.96

Fighter version of Mosquito

de Havilland Mosquito F.II

X.22/40

Troop-carrying training glider - Hotspur II production order

General Aircraft Hotspur II

X.23/40

Troop-carrying training glider - Hotspur II further production order

General Aircraft Hotspur II

T.24/40

Training aircraft

Airspeed A.S.50 (not built)

X.25/40

OR.98

Troop-carrying glider capable of carrying 14 troops

Slingsby Hengist

X.26/40

OR.99

Troop-carrying glider of wooden construction capable of carrying between 24-36 fully armed troops

Airspeed Horsa

X.27/40

OR.100

Tank-carrying heavy glider capable of carrying 7-ton load

General Aircraft Hamilcar

E.28/40

OR.101

Experimental research aircraft for deck landings - cancelled 1943

Folland Fo.115, Folland Fo.116 (ordered but not completed)[44]

F.29/40

Twin-engined night fighter

to cover the Gloster "Reaper" development of F.9/37 (cancelled May 1941)[43]

N.1/41

OR.102

Naval fighter

Miles M.20/4

B.2/41

Twin-engine bomber - Blenheim replacement - written for redesigned Bristol Type 162 Beaumont. Changes in requirements and availability of superior aircraft led to type no longer being needed

Bristol Buckingham (adapted for courier duties as C.1)

X.3/41

OR.104

Emergency Tallboy-carrying conversion of Horsa for attack on Tirpitz - later cancelled when Lancaster was modified to carry Tallboy

Airspeed A.S.52 Horsa

F.4/41

Spitfire with Griffon engine - written for Spitfire IV but amended to include Mk. XXI redesign. Preceded in introduction by Mk.s XII & XIV - some overlap with F.1/43 (q.v.)

Supermarine Spitfire XXI

B.5/41

OR.106

Pressurised high-altitude bomber - evolved into B.3/42 (q.v.)

Pressurised version of the Vickers Warwick III

E.6/41

OR.107

Experimental jet fighter - DH Spider Crab

de Havilland Vampire

F.7/41

OR.108

High-altitude fighter - revised from F.4/40 (q.v.)

Vickers Type 432, Westland Welkin

B.8/41

Four-engined heavy bomber - see also B.3/42

Short S.36, Vickers Windsor

T.9/41

Four-seat radio trainer.

Percival Proctor IV

F.10/41

OR.109

Written for Hawker Tempest a.k.a. "Thin-Wing Typhoon"

Hawker Tempest

B.11/41

OR.110

High-speed high-altitude unarmed bomber

de Havilland DH.99, Hawker P.1005, Miles M.39

12/41

Target tug

Miles Martinet

C.1/42

OR.113

Interim transport aircraft - cargo version of Lancaster - York I production order

Avro York I

N.2/42

OR.114

Single-seat boat fighter

Blackburn B-44

B.3/42

OR.115

High-performance long-range bomber

Vickers Windsor

B.4/42

High performance bomber (Mosquito replacement) - Cancelled

5/42

Glider for RAAF

De Havilland Australia DHA-G2

E.5/42

Experimental single-engined jet fighter - later cancelled - see E.1/44

Gloster GA.1

E.6/42

Experimental lightweight Tempest - written for Tempest Light Fighter - refined & re-issued as F.2/43 (q.v.)

Hawker Fury - see F.2/43

F.6/42

Single-seat fighter

Boulton Paul P.99, Boulton Paul P.100, Hawker Type P.1018, Hawker Type P.1019, Hawker Type P.1020, Folland Fo.117a, Miles M.42, Miles M.43, Miles M.44

H.7/42

OR.117

Torpedo bomber - Beaufighter replacement

Bristol Brigand

R.8/42

OR.118

Long-range patrol/reconnaissance flying boat - Sunderland with Hercules engines

Short Sunderland IV/Seaford

Q.9/42

OR.119

Twin engine target tug - planned production of Monitor later cancelled - see also Q.1/46

'Miles Monitor TT Mk.1

10/42

"Special Rotating Wing Glider"

used to identify the Hafner Rotabuggy

B.27/42

Halifax development aircraft

Handley Page Halifax

F.1/43

OR.120

Development of Spitfire with Griffon & laminar flow wing - see also N.5/45

Supermarine Spiteful

F.2/43

OR.121

Written for Tempest Light Fighter

Hawker Fury; cancelled at conclusion of hostilities.

TX.3/43

OR.122

Two-seat side-by-side seating training glider

General Aircraft G.A.L.55

N.4/43

OR.113

Carrier-based fighter - Seafire with Griffon engine

Supermarine Seafire XV

O.5/43

OR.144

Torpedo bomber - Barracuda replacement

Fairey Spearfish

S.6/43

Torpedo Bomber Reconnaissance Aircraft (Cancelled)

Armstrong Whitworth A.W.53

N.7/43

Carrier-based fighter - revised as N.22/43 (q.v.)

Hawker Sea Fury

S.8/43

OR.124

Naval single-seat Fleet fighter capable of carrying rockets, torpedo or bombs - Firebrand powered by Centaurus - see also N.11/40

Blackburn Firebrand TF.III

F.9/43

OR.125

Two-seat high-altitude night fighter

Westland Welkin NF.II

Q.10/43

Radio-controlled Fleet Gunnery target aircraft - Queen Wasp replacement

Miles Queen Martinet

S.11/43

OR.146

Naval carrier-borne attack/strike aircraft - later cancelled - Sturgeon also submitted to Q.1/46 & M.6/49 (q.v.)

Armstrong Whitworth A.W.54, Short Sturgeon

F.12/43

OR.126

Long-range fighter for Far East - written for Hornet

de Havilland Hornet

T.13/43

OR.148

Advanced trainer

Bristol Buckmaster

B.14/43

Heavy bomber for Far East

Avro Lincoln, Handley Page H.P.65

15/43

OR.151

Medium Range Civil Transport Aircraft

Handley Page Hermes

E.16/43

Experimental helicopter with powered tilting hub controlled rotor with automatic collective pitch control, and torque reaction control using jet efflux.

Cierva W.9

A.17/43

OR.145

Army liaison and VIP transport aircraft - Messenger I production order

Miles Messenger I

C.18/43

Stop-gap airliner version of Stirling

Short S.37 Stirling

F.19/43

OR.127

Folland design to be built by English Electric

20/43

OR.142

Two-seat training glider suitable for ATC cadets

Slingsby Kirby Cadet TX Mk.1

T.21/43

OR.153

Trainer version of Fairey Spearfish

Fairey Spearfish T. Mk 1

N.22/43

OR.155

Revision of N.7/43; carrier-based fighter

Hawker Sea Fury

T.23/43

OR.131

Trainer – all-weather fully aerobatic three-seater

Percival Prentice

E.24/43

Experimental jet research aircraft capable of 1,000 mph and able to reach 36,000 ft in 1 and 1/2 minutes

Miles M.52; cancelled 1946

25/43

Brabazon IIA – Civil Transport for European service

Airspeed Ambassador

C.26/43 (26/43)

Brabazon VB – Light Civil Air Transport

De Havilland Dove

B.27/43

OR.149

Heavy bomber – developed Halifax

Handley Page HP.66 and HP.69 – cancelled with end of war.[45][note 2]

S.28/43

OR.150

Firebrand replacement

Blackburn B-48 YA.1/Firecrest

29/43

Airliner version of Lancaster IV - see also B.14/43

Avro Tudor

E.1/44

OR.157

Experimental Nene-powered jet fighter

Gloster GA.2

2/44

Brabazon Committee Type I

Long range transatlantic airliner

Bristol Brabazon I, Miles X-11 (not built)

C.3/44

Long-range general-purpose transport - York replacement

Handley Page Hastings

X.4/44

OR.160

Tank-carrying heavy glider capable of carrying 7-ton load and returning under its own power

General Aircraft Hamilcar X

N.5/44

OR.162

Naval carrier-version of Hornet

de Havilland Sea Hornet

E.6/44

OR.170

Written for Saro SR.44 flying-boat jet fighter

Saro SR.A/1

N.7/44

OR.167

Carrier-based fighter - navalised version of Spitfire F Mk.21

Supermarine Seafire F Mk.45

PR.8/44

Photoreconnaissance version of the Bristol Buckingham

Specification cancelled

E.9/44

Flying wing jet bomber/airliner

Armstrong Whitworth A.W.52

E.10/44

OR.182

Experimental Nene-powered jet fighter - Jet Spiteful

see N.5/45

N.11/44

OR.174

Naval long-range carrier-based fighter with Eagle 22 piston engine capable of accepting a turboprop at a later date - RN version of F.13/44 (q.v.) - see also N.12/45

Westland Wyvern

12/44

Medium range civil transport aircraft

Handley Page Hermes II

F.13/44

OR.194

Long-range fighter with Eagle 22 piston engine capable of accepting a turboprop at a later date - RAF version of N.11/44 (q.v.) - see also N.12/45

Westland Wyvern, Hawker P.1027/P.1030

S.14/44

OR.89

Naval land-based ASR

Supermarine Seagull ASR-1

N.15/44

OR.189

Naval carrier-version of Mosquito

de Havilland Sea Mosquito TR.33

16/44

Stop-gap airliner version of Lancaster

Avro Lancastrian C.Mk 1

17/44

Medium-short haul passenger aircraft - stop-gap airliner version of Wellington

Vickers Wellington Transport Aircraft

18/44

Brabazon Committee Type Va

Civil feederliner

Miles Marathon

19/44

Civil transport version of the Avro York C1

Avro York

20/44

Jet civil transport (de Havilland DH.106)

Not issued

O.21/44

Twin-Merlin engined Fairey Spearfish

Specification cancelled

22/44

Transport aircraft - mixed passenger, freight/passenger or all-freight high-payload/short-distance - see also G.9/45

Bristol Wayfarer/Freighter

E.1/45

OR.195

Experimental aircraft for research into proposed tailless configuration of early DH.106 Comet airliner design

de Havilland DH.108

A.2/45

OR.176

Army Air Observation Post (AOP) - replacement for Taylorcraft Auster AOPs

Auster A.2/45, Heston A.2/45

B.3/45

OR.199

Two-seat twin-engine high-altitude fast jet bomber carrying no defensive armament - Mosquito replacement - revised from E.3/45 (q.v.)

English Electric Canberra B.1 - see also B.5/47

B.3/45

Experimental two-seat twin-engine high-altitude fast jet bomber carrying no defensive armament - Mosquito replacement - reissued as B.3/45 (q.v.)

English Electric Canberra

A.4/45

OR.164

Army three-seat light communications aircraft - Leonides-powered Pioneer II later accepted 1950

Scottish Aviation Pioneer I

N.5/45

Naval carrier-borne fighter - Seafang developed to this spec. but supplanted by Nene-powered, Naval version of E.10/44 (q.v.)

Supermarine Attacker, Supermarine Seafang

T.7/45

OR.159

Three-seat advanced trainer using turboprop engine - Harvard replacement - replaced by T.14/47 (q.v.)

Avro Athena T.1, Boulton Paul Balliol T.1

TX.8/45

OR.180

Tandem-seat training glider for Air Training Corps

Slingsby T.24 Falcon 4

C.9/45

OR.192

Military transport aircraft capable of carrying a 3 ton load into jungle areas - see also 22/44

Bristol Wayfarer/Freighter

E.11/45

Experimental aircraft for research into low-speed handling and high Mach number flying of tailless designs - two examples of Swallow (one low- and one high-speed) ordered - see also E.1/45

de Havilland DH.108

N.12/45

OR.213

Long-range carrier-based fighter - Wyvern with Python turboprop engine - see also F.13/44 & N.11/44

Westland Wyvern S.4

C.13/45

High speed military transport aircraft

Airspeed Ayrshire

C.15/45

Long range transport aircraft

Handley Page H.P.72

GR.17/45

OR.220

Carrier-borne ASW

Blackburn B-54/B-88, Fairey Gannet

Q.19/45

OR.204

Mosquito target tug

de Havilland Mosquito TT.39

E.20/45

OR.221

Experimental helicopter - see also E.34/46

Bristol Type 171

N.21/45

OR.226

Naval carrier-borne two-seat night fighter

de Havilland Sea Hornet NF.21

Q.1/46

OR.225

Naval target tug

de Havilland Mosquito TT.39, Miles Monitor, Short Sturgeon TT.1,

2/46

Brabazon Committee Type I

Long range transatlantic airliner - Brabazon II (Coupled Proteus) order

Bristol Brabazon II

C.3/46

Medium-range tactical transport

General Aircraft Ltd. 65 Universal Freighter

N.3/46

Naval helicopter

Cierva Air Horse

E.4/46

Experimental gyrodyne

Fairey Gyrodyne

R.5/46

OR.200

Four engine long-range Maritime patrol bomber - Liberator GR replacement

Avro Shackleton

N.7/46

OR.218

Naval carrier-borne interceptor/fighter bomber

Hawker Sea Hawk

C.9/46

All-round air transport - military version of Viking

Vickers Valetta C.Mk.1

N.11/46

Two-seat trainer version of Sea Fury

Hawker Sea Fury T.20

B.14/46

OR.239

Four engine jet medium bomber - later used as insurance against delay of aircraft submitted to B.35/46

Short Sperrin

C.16/46

Brabazon Committee Type IIB

Short-medium range turboprop airliner carrying 24-30 passengers

Armstrong Whitworth A.W.55 Apollo, Handley Page H.P.76, Handley Page H.P.77, Handley Page H.P.78, Vickers Viscount

E.19/46

Experimental helicopter for crop spraying

Cierva Air Horse

22/46

Brabazon Committee Type IV

Jet-propelled trans-atlantic mail plane/jet airliner - MoS order for two Comet prototype/production aircraft

de Havilland Comet

26/46

Brabazon Committee Type II

Short-range feederliner - Dragon Rapide replacement

de Havilland Dove

E.27/46

OR.241

Experimental aircraft for investigation into delta wing characteristics at transonic speeds

Boulton Paul P.111

X.30/46

Assault glider

Shorts S.48 / S.A.9

PR.31/46

OR.223

Photo Reconnaissance version of B.3/45

English Electric Canberra PR3

E.34/46

OR.242

Experimental helicopter - see also E.20/45

Bristol Sycamore

B.35/46

OR.229

Four engine swept-wing jet medium bomber with a cruising speed of 500 kt and a ceiling of at least 55,000 ft

Armstrong Whitworth A.W.56, Avro Vulcan, Bristol Type 172, de Havilland DH.111, Handley Page Victor, Short PD.1; Designs also submitted by Vickers & English Electric

E.38/46

OR.243

Experimental aircraft for investigation into the controllability and stability of swept wings at low speeds.

Hawker P.1052

N.40/46

OR.246

Naval carrier-borne jet fighter - see also F.4/48

de Havilland DH.110

E.41/46

Experimental swept-wing version of Attacker - evolved into Swift

Supermarine 510, Supermarine Swift

R.42/46

Marine Reconnaissance Landplane (Avro Shackleton MR.III replacement) - cancelled

Avro Shackleton MR.IV

F.43/46

OR.228

Interceptor using Rolls-Royce AJ.65 or Metrovick F.9 axial engines - superseded by F.3/48 (q.v.)

Gloster P.234, Gloster P.248, Gloster P.250, Hawker P.1054

F.44/46

OR.227

Two-seat twin-engined night/all weather fighter

see F.24/48 & F.4/48

T.1/47

OR.238

Two-seat trainer version of Meteor – written around Gloster's civil Meteor demonstrator G-AKPK

Gloster Meteor T.7

C.2/47

Brabazon Committee Type III

Airliner – medium-range Empire transport

Bristol Britannia, Handley Page H.P.83, Handley Page H.P.84, Handley Page H.P.85, Handley Page H.P.86

F.3/47

Fighter – Vampire with wing strengthened for carriage of underwing stores

de Havilland Vampire F.Mk.3

B.5/47

OR.235

Three-seat twin-engine high-altitude fast jet bomber carrying no defensive armament – Mosquito replacement – revised from B.3/45 (q.v.) to include visual bombing requirement

English Electric Canberra B.2

A.6/47

Two-seat Army Helicopter

Bristol Type 171

E.8/47

OR.250

Experimental one-half scale research version of Bristol Type 172 four-jet long-range bomber design – later revised for reconfigured Type 176 – all subsequently cancelled

Bristol Type 174

N.9/47

OR.254

Naval carrier-borne jet fighter/research aircraft

Supermarine Type 508, Supermarine Type 529

E.10/47

OR.252

Experimental research jet

Fairey Delta 1

T.14/47

OR.159

Two-seat advanced trainer using Merlin 35 – replacement for T.7/45 (q.v.)

Avro Athena T.2, Boulton Paul Balliol T.2

E.1/48

Small Jet Propelled Helicopter (not-built)

Isacco Helicogyre No. 5

R.2/48

OR.231

Reconnaissance flying boat, updated and renumbered as R.112D in 1950s but cancelled. Expected order for PD.2 suspended[46][47]

Blackburn B-78,[note 3] Saunders-Roe P.104/Saunders-Roe P.162, developed Short Shetland Short PD.2, Supermarine 524

F.3/48

OR.228

Written for P.1067, replaced F.43/46

Hawker P.1067 (Hawker Hunter), Bristol Type 177

F.4/48

OR.227

Two-seat twin-engined night/all weather fighter - replacement for Vampire NFs

de Havilland DH.110, Gloster Javelin

5/48

Long Range Empire Aircraft (cancelled)

Avro 709, Blackburn B-73, Fairey FC.4

E.6/48

no OR

Experimental research aircraft using one-third scale version of Handley Page B.35/46 wing design

Handley Page HP.88

E.7/48

Experimental unmanned target aircraft powered by turbojet engine - Queen Martinet replacement

Government Aircraft Factory Jindivik

T.8/48

OR.260

ab initio trainer - Tiger Moth replacement - written for Chipmunk T.10 production order

de Havilland Chipmunk T.10

B.9/48

OR.231

Four engine jet medium bomber - less advanced stop-gap for B.35/46 designs - written around Valiant

Vickers Valiant

10/48

Twin-engine crop sprayer (cancelled)

Cierva W.11T

11/48

Production of Avro Tudor IVB civil aircraft (cancelled)

T.12/48

Trainer - two-seat Wyvern conversion trainer

Westland Wyvern T.3

T.13/48

OR.249

Trainer - multi-engine - replacement for Wellington T.Mk 10

Vickers Varsity T.Mk 1

S.14/48

NAR.21, OR.264

Naval version of the Sikorsky S-51

Westland Dragonfly

E.15/48

no OR

Experimental one-third scale low-speed research version of Avro's B.35/46 design

Avro 707

T.16/48

OR.257

Trainer - Prentice replacement

Avro 714, Handley Page H.P.R.2, Percival Provost, Boulton Paul P.115, Boulton Paul P.116

T.17/48

OR.260

Primary Elementary Trainer

Fairey Primer

B.22/48

OR.302

Pathfinder version of Canberra

English Electric Canberra B.5

F.24/48

OR.265

Two-seat twin-engined night/all weather fighter - interim stop-gap for F.4/48 - Meteor NF development originally to F.44/46 (q.v.)

Armstrong Whitworth Meteor NF.11

T.1/49

OR.269

Navigation / AI trainer

Vickers Type 743 Valetta T.3

T.2/49

OR.244

Dual-control training version of Canberra

English Electric Canberra T.4

T.3/49

Flying classroom

Avro Anson - cancelled

E.4/49

Experimental aircraft for B.9/48

Vickers Type 663 Tay Viscount

F.5/49

Long range fighter for RAF

M.6/49

OR.275 / NRA/9

Light carrier-borne ASW - written around Short Sturgeon variant - spec derived from GR.17/45

Short S.B.3

7/49

not issued

N.8/49

NRA/18

Naval strike aircraft

de Havilland DH.109 cancelled

A.9/49

OR.274

Army / RAF evacuation helicopter

Bristol Sycamore HC.10 & Bristol Sycamore HC.11 prototypes

E.10/49

Experimental - additional order for Avro 707s including side-by-side seating conversion-trainers - these later cancelled - see also E.15/48

Avro 707

E.11/49

Experimental - flying shell of B.35/46

cancelled

12/49P

Proposed production of B.5/47 by English Electric

cancelled

A.13/49

OR.281

Army helicopter

Saunders-Roe Skeeter

N.14/49

NA/A.14

Naval carrier-borne all-weather strike fighter - see also N.40/46 & F.4/48

de Havilland Sea Vixen

F.15/49

OR.277

Jet fighter - interim Vampire replacement

de Havilland Venom

E.16/49

OR.282

Swept-wing Mach 2 research aircraft

Armstrong-Whitworth AW.58

T.17/49

NR/A20 & OR.283

Crew trainer for Royal Navy / FAA

Percival Sea Prince T.1

C.18/49

NR/A15 & OR.283

Communication aircraft

Percival Sea Prince C.1

19/49P

Transport - Hastings C.2 order

Handley Page Hastings C.2

A.20/49

OR.270

Air Observation Post Aircraft

Auster AOP.9, Percival O.68 and Percival P.69 tendered

A.20/49 Issue 2

Production Auster AOP.9

Auster AOP.9

21/49

Medium range passenger transport

Vickers VC.2 Type 630 Viscount

U.22/49

high speed pilotless target aircraft and launching ramp

GAF Jindivik II - cancelled

F.23/49

OR.268

Supersonic jet fighter/interceptor

English Electric P.1 & English Electric P.1A

F.23/49 Issue 2

OR.268 Issue 1

Three prototype supersonic jet fighter/interceptor aircraft

English Electric P.1B Lightning

F.23/49 Issue 3

OR.268 Issue 4

Three prototype supersonic jet fighter/interceptor aircraft

English Electric P.1B Lightning

F.23/49 Issue 4

OR.268 Issue 6

20 pre-production supersonic jet fighter/interceptor aircraft

English Electric P.1B Lightning

F.23/49 Issue 5

outline Specification for proposed German version

English Electric P.1B Lightning

23/49P

OR.268 Issue 6

Fifty production supersonic jet fighter/interceptor aircraft

English Electric Lightning F.1 & English Electric Lightning F.1A

23/49P.2

OR.268 Issue 6

Forty two production supersonic jet fighter/interceptor aircraft

English Electric Lightning F.2

23/49P.3

Forty seven production supersonic jet fighter/interceptor aircraft + 3 prototypes converted from a pre-prod a/c and two F.2s

English Electric Lightning F.3

H.24/49

Air ambulance helicopter (cancelled)

Fairey FB-1 Gyrodyne

U.25/49

Small low speed pilotless target aircraft and launching pad (cancelled replaced by U.120D)

26/49

Replacement for the de Havilland Rapide (cancelled)

Blackburn B-84, Folland Fo 134

E.27/49

[Configuration Research for F.23/49 (Cancelled and replaced with ER.100)

Short SB.5

F.28/49

Development of E.38/46 (P.1052) for Australian government.

Hawker P.1052

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