British Military Aircraft Designations - J

SEPECAT Jaguar

Model Engine(s) Crew Other
GR Mk 1 2 Rolls-Royce/Turboméca Adour Mk 102 1
GR Mk 1A 2 Rolls-Royce/Turboméca Adour Mk 104 1
GR Mk 1B 2 Rolls-Royce/Turboméca Adour Mk 104 1
T Mk 2 2 Rolls-Royce/Turboméca Adour Mk 102 2
T Mk 2A 2 Rolls-Royce/Turboméca Adour Mk 102 2
GR Mk 3 2 Rolls-Royce/Turboméca Adour Mk 104 1
GR Mk 3A 2 Rolls-Royce/Turboméca Adour Mk 104/106 1
T Mk 4 2 Rolls-Royce/Turboméca Adour Mk 102 2

Gloster Javelin

Model Engine(s) Crew Other
F(AW) Mk 1


F(AW) Mk 2


T Mk 3


F(AW) Mk 4


F(AW) Mk 5


F(AW) Mk 6


F(AW) Mk 7


F(AW) Mk 8


F(AW) Mk 9


Percival/Hunting Jet Provost

Model Engine(s) Crew Other
T Mk 1


T Mk 3


T Mk 3A


T Mk 4


T Mk 5


T Mk 5A


T Mk 51


T Mk 52


T Mk 55

for Sudan

Handley Page/Scottish Aviation/British Aerospace Jetstream

Model Engine(s) Crew Other
T Mk 1 2 Garrett TPE331

T Mk 2 2 Garrett TPE331

T Mk 3 2 Garrett TPE331-10UG

Government Aircraft Factory Jindivik

Model Engine(s) Crew Other
Mk 1 1 Armstrong Siddeley Adder 0
Mk 2 1 Armstrong Siddeley Viper 0