British Military Aircraft Designations - S

North American Sabre

Model Engine(s) Crew Other
Mk 1
1 from and for Canada (Canadair)
F Mk 2 1 General Electric J47-GE-13 1 from Canada, F-86E
Mk 3 1 Orenda
for Canada
F Mk 4 1 General Electric J47-GE-13 1 from Canada
Mk 5


Mk 6


Mk 30


Mk 31


Mk 32


Supermarine Scimitar

Model Engine(s) Crew Other
F Mk 1


Mk 2


Westland Scout

Model Engine(s) Crew Other
AH Mk 1 1 Rolls Royce Bristol Nimbus Mk 103/Mk 104

Boulton Paul Sea Balliol

Model Engine(s) Crew Other
T Mk 21 1 Rolls-Royce Merlin 35 2

Hawker Sea Fury

Model Engine(s) Crew Other
Mk X


FB Mk 11


T Mk 20


F Mk 50


FB Mk 50


Mk 60


T Mk 61


British Aerospace Sea Harrier

Model Engine(s) Crew Other
FRS Mk 1 1 Rolls-Royce Pegasus Mk 104 1
FRS Mk 2 1 Rolls-Royce Pegasus Mk 106 1 F/A Mk 2, FA Mk 2
F/A Mk 2 1 Rolls-Royce Pegasus Mk 106 1 FRS Mk 2, FA Mk 2
FA Mk 2 1 Rolls-Royce Pegasus Mk 106 1 FRS Mk 2, F/A Mk 2
FRS Mk 51 1 Rolls-Royce Pegasus Mk 104 1 for Indian Navy
T Mk 60 1 Rolls-Royce Pegasus Mk 104 2 for Indian Navy

Hawker Siddeley/Armstrong Whitworth Sea Hawk

Model Engine(s) Crew Other
F Mk 1


F Mk 2


FB Mk 3


FGA Mk 4


FB Mk 5


FGA Mk 6


Mk 50

for Netherlands Navy
Mk 100

for West German Marineflieger
Mk 101

for West German Marineflieger

de Havilland Sea Heron

Model Engine(s) Crew Other
C Mk 20


de Havilland Sea Hornet

Model Engine(s) Crew Other
F Mk 20 2 Rolls-Royce Merlin 130/131 1
NF Mk 21 2 Rolls-Royce Merlin 134/135 2
PR Mk 22 2 Rolls-Royce Merlin 130/131 1

Hawker Sea Hurricane

Model Engine(s) Crew Other
Mk IA


Mk IB


Mk IC


Mk IIC


Mk XIIA


Westland Sea King

Model Engine(s) Crew Other
HAS Mk 1 2 Rolls-Royce Gnome H.1400

HAS Mk 2 2 Rolls-Royce Gnome H.1400-1

AEW Mk 2A 2 Rolls-Royce Gnome H.1400-1

HAR Mk 3 2 Rolls-Royce Gnome H.1400-1

HAR Mk 3A 2 Rolls-Royce Gnome H.1400-1

HC Mk 4 2 Rolls-Royce Gnome H.1400-1

Mk 4X 2 Rolls-Royce Gnome H.1400-1

AEW Mk 5 2 Rolls-Royce Gnome H.1400-1

HAR Mk 5 2 Rolls-Royce Gnome H.1400-1

HAS Mk 5 2 Rolls-Royce Gnome H.1400-1

HAS Mk 5U 2 Rolls-Royce Gnome H.1400-1

HU Mk 5 2 Rolls-Royce Gnome H.1400-1

HAS Mk 6 2 Rolls-Royce Gnome H.1400-1

AEW Mk 7 2 Rolls-Royce Gnome H.1400
ASaC Mk 7
ASaC Mk 7 2 Rolls-Royce Gnome H.1400
AEW Mk 7
Mk 41 2 Rolls-Royce Gnome H.1400
for German Navy
Mk 42 2 Rolls-Royce Gnome H.1400
for Indian Navy
Mk 42A 2 Rolls-Royce Gnome H.1400-1
for Indian Navy
Mk 42B 2 Rolls-Royce Gnome H.1400-1
for Indian Navy
Mk 42C 2 Rolls-Royce Gnome H.1400-1
for Indian Navy
Mk 43 2 Rolls-Royce Gnome H.1400
for Royal Norwegian Air Force
Mk 43A 2 Rolls-Royce Gnome H.1400-1
for Royal Norwegian Air Force
Mk 43A 2 Rolls-Royce Gnome H.1400-1
for Royal Norwegian Air Force
Mk 45 2 Rolls-Royce Gnome H.1400
for Pakistan Navy
Mk 45A 2 Rolls-Royce Gnome H.1400
for Pakistan Navy
Mk 47 2 Rolls-Royce Gnome H.1400-1
for Egyptian Navy
Mk 48 2 Rolls-Royce Gnome H.1400-1
for Belgian Air Force
Mk 50 2 Rolls-Royce Gnome H.1400-1
for Royal Australian Navy
Mk 50A 2 Rolls-Royce Gnome H.1400-1
for Royal Australian Navy
Mk 50B 2 Rolls-Royce Gnome H.1400-1
for Royal Australian Navy

Supermarine Sea Otter

Model Engine(s) Crew Other
Mk I


Mk II


Percival/Hunting Sea Prince

Model Engine(s) Crew Other
C Mk 1


T Mk 1


C Mk 2


Westland Sea Scout

Model Engine(s) Crew Other
HAS Mk 1

Wasp HAS Mk 1

de Havilland Sea Vampire

Model Engine(s) Crew Other
F Mk 20 1 1
F Mk 21 1 1
T Mk 22 1 de Havilland Goblin 33 2

de Havilland Sea Venom

Model Engine(s) Crew Other
NF Mk 20 1 de Havilland Ghost Mk 103 2
FAW Mk 20 1 de Havilland Ghost Mk 103 2
FAW Mk 21 1 de Havilland Ghost Mk 104 2
FAW Mk 22 1 de Havilland Ghost Mk 105 2

de Havilland Sea Vixen

Model Engine(s) Crew Other
FAW Mk 1 2 Rolls Royce Avon Mk 208 2
FAW Mk 2 2 Rolls Royce Avon Mk 208 2
D Mk 3 2 Rolls Royce Avon Mk 208 0

Supermarine Seafang

Model Engine(s) Crew Other
F Mk 31


Supermarine Seafire

Model Engine(s) Crew Other
Mk IB


Mk IIC


Mk III


Mk XV


Mk XVII


FR Mk 17


Mk 45


Mk 46


Mk 47


Supermarine Seagull

Model Engine(s) Crew Other
Mk II


Mk III


Mk V

Walrus Mk I

Curtiss Seamew

Slingsby Sedburgh

Model Engine(s) Crew Other
TX Mk 1 None 2

Stinson Sentinel

Model Engine(s) Crew Other
Mk I

L-5
Mk II

L-5B

Raytheon Sentinel

Model Engine(s) Crew Other
R Mk 1 2 Rolls-Royce BR700 5

Boeing Sentry

Model Engine(s) Crew Other
AEW Mk 1 4 CFM International CFM56-2A-3 17 E-3D

Avro Shackleton

Model Engine(s) Crew Other
GR Mk 1 4 Rolls-Royce Griffon
MR Mk 1
MR Mk 1 4 Rolls-Royce Griffon
GR Mk 1
MR Mk 1A 4 Rolls-Royce Griffon

AEW Mk 2 4 Rolls-Royce Griffon

MR Mk 2 4 Rolls-Royce Griffon

MR Mk 2C 4 Rolls-Royce Griffon

MR Mk 3 4 Rolls-Royce Griffon or 4 Rolls-Royce Griffon and 2 Rolls-Royce Viper 203

MR Mk 4 4 Napier Nomad E.145
cancelled
T Mk 4 4 Rolls-Royce Griffon

Beechcraft Shadow

Model Engine(s) Crew Other
R Mk 1 2 Pratt & Whitney PT6A-60A

Saro Skeeter

Model Engine(s) Crew Other
AOP Mk 10 1 Gipsy Major 201 2
T Mk 11 1 Gipsy Major 201 2
AOP Mk 12 1 Gipsy Major 215 2
T Mk 13 1 Gipsy Major 215 2
Mk 50 1 Gipsy Major 215 2 for West German Army
Mk 51 1 Gipsy Major 215 2 for West German Navy

Douglas Skymaster

Model Engine(s) Crew Other
Mk I


Douglas Skyraider

Model Engine(s) Crew Other
AEW Mk 1 1 Wright R-3350-26WA Cyclone 3 AD-4W

Supermarine Southampton

Model Engine(s) Crew Other
Mk I


Mk II


Mk IV

Scapa
Mk V

Stranraer

Supermarine Spiteful

Model Engine(s) Crew Other
F Mk 14


F Mk 15


F Mk 16


Supermarine Spitfire

Model Engine(s) Crew Other
Mk I 1 Rolls-Royce Merlin Mk II or Mk III 1
Mk IA 1 Rolls-Royce Merlin Mk II or Mk III 1
Mk IB 1 Rolls-Royce Merlin Mk II or Mk III 1
Mk II 1 Rolls-Royce Merlin Mk XII

Mk IIA 1 Rolls-Royce Merlin Mk XII

Mk IIB 1 Rolls-Royce Merlin Mk XII

Mk III 1 Rolls-Royce Merlin Mk XX 1
Mk IV 1 Rolls-Royce Merlin Mk 45 1
Mk V 1 Rolls-Royce Merlin Mk 45 1
Mk VA 1 Rolls-Royce Merlin Mk 45 1
Mk VB 1 Rolls-Royce Merlin Mk 45 1
Mk VC 1 Rolls-Royce Merlin Mk 45 1
Mk VI 1 Rolls-Royce Merlin Mk 47

Mk VII 1 Rolls-Royce Merlin Mk 61 1
Mk VIII 1 Rolls-Royce Merlin Mk 63 or Mk 66 1
Mk IX 1 Rolls-Royce Merlin Mk 61 1
Mk X 1 Rolls-Royce Merlin Mk 64

Mk XI 1 Rolls-Royce Merlin Mk 61 1
Mk XII 1 Rolls-Royce Griffon Mk III 1
Mk XIII 1 Rolls-Royce Merlin Mk 32 1
Mk XIV 1 Rolls-Royce Griffon Mk 65 or Mk 67 1
Mk XVI 1 Packard Merlin Mk 266 1
Mk XVIII 1 Rolls-Royce Griffon Mk 65 or Mk 67

F Mk XVIII 1 Rolls-Royce Griffon Mk 65 or Mk 67
F Mk 18
F Mk 18 1 Rolls-Royce Griffon Mk 65 or Mk 67
F Mk XVIII
Mk XIX 1 Rolls-Royce Griffon Mk 66
PR Mk 19
PR Mk 19 1 Rolls-Royce Griffon Mk 66
Mk XIX
Mk XX 1 Rolls-Royce Griffon Mk IIb

Mk 21 1 Rolls-Royce Griffon Mk 61 or Mk 64
F Mk 21
Mk 22 1 Rolls-Royce Griffon Mk 61 or Mk 64
F Mk 22
Mk 23 1 Rolls-Royce Griffon 61
F Mk 23
Mk 24 1 Rolls-Royce Griffon Mk 61
F Mk 24

Eurocopter Squirrel

Model Engine(s) Crew Other
HT Mk 1 1 Turboméca Arriel 1D1 2
HT Mk 2 1 Turboméca Arriel 1D1 2

Short Stirling

Model Engine(s) Crew Other
Mk I


Mk II

cancelled
Mk III


Mk IV


Mk V


BAC/British Aerospace Strikemaster

Model Engine(s) Crew Other
Mk 55

for Sudan
Mk 80

for Saudi Arabia
Mk 80A

for Saudi Arabia
Mk 82

for Oman
Mk 82A

for Oman
Mk 83

for Kuwait
Mk 84

for Singapore
Mk 87

for Kenya
Mk 88

for RNZAF
Mk 89

for Ecuador
Mk 90

for Sudan

Short Sturgeon

Model Engine(s) Crew Other
S Mk 1


TT Mk 2


TT Mk 3


Short Sunderland

Model Engine(s) Crew Other
Mk I


Mk II


Mk III


Mk IV

Seaford
Mk V


Slingsby Swallow

Model Engine(s) Crew Other
T Mk 1 None 1

Supermarine Swift

Model Engine(s) Crew Other
F Mk 1 1 Rolls-Royce Avon Mk 108 1
F Mk 2 1 Rolls-Royce Avon Mk 108 1
F Mk 3 1 Rolls-Royce Avon Mk 114 1
F Mk 4 1 Rolls-Royce Avon Mk 114 1
FR Mk 5 1 Rolls-Royce Avon Mk 114 1
PR Mk 6 1 Rolls-Royce Avon 1 not built
F Mk 7 1 Rolls-Royce Avon Mk 716 1

Fairey Swordfish

Model Engine(s) Crew Other
Mk I


Mk II


Mk III


Mk IV


Bristol Sycamore

Model Engine(s) Crew Other
HC Mk 10 1 Alvis Leonides 73

HC Mk 11 1 Alvis Leonides 73

HR Mk 12 1 Alvis Leonides 73

HR Mk 13 1 Alvis Leonides 73

HR Mk 14 1 Alvis Leonides 73

Mk 14 1 Alvis Leonides 73
for Belgian Air Force
HR Mk 50 1 Alvis Leonides 73
for RAN
HC Mk 51 1 Alvis Leonides 73
for RAN
Mk 52 1 Alvis Leonides 73
for West German Army, Navy