British Military Aircraft Designations - F

Fleet Fawn

Model	Engine(s)	Crew	Other
Mk I
Mk II

Fleet Finch

Model	Engine(s)	Crew	Other
Mk I
Mk II

Blackburn Firebrand

Model	Engine(s)	Crew	Other
F Mk I	1 Napier Sabre III	1
TF Mk II	1 Napier Sabre III	1
TF Mk III	1 Bristol Centaurus VII	1
TF Mk 4	1 Bristol Centaurus VII	1
TF Mk 5	1 Bristol Centaurus IX	1
TF Mk 5A	1 Bristol Centaurus IX	1

Fairey Firefly

Model	Engine(s)	Crew	Other
F Mk I
F Mk IA
FR Mk I
NF Mk I
T Mk I
TT Mk 1
NF Mk II
T Mk 2
F Mk III
T Mk 3
F Mk IV
FR Mk 4
TT Mk 4
AS Mk 5
FR Mk 5
NF Mk 5
T Mk 5
TT Mk 5
AS Mk 6
TT Mk 6
AS Mk 7
T Mk 7
U Mk 8
U Mk 9

Fleet Fort

Model	Engine(s)	Crew	Other
Mk I
Mk II

Boeing Fortress

Model	Engine(s)	Crew	Other
Mk I	4 Wright R-1820-65 Cyclone	6	B-17C
Mk II	4 Wright R-1820-97 Cyclone	10	B-17F
B Mk II	4 Wright R-1820-97 Cyclone	10	B-17F
GR Mk II	4 Wright R-1820-97 Cyclone	10	B-17F
Mk IIA	4 Wright R-1820-65 Cyclone	9	B-17E
GR Mk IIA	4 Wright R-1820-65 Cyclone	9	B-17E
Mk III	4 Wright R-1820-97 Cyclone	10	B-17G
B Mk III	4 Wright R-1820-97 Cyclone	10	B-17G
GR Mk III	4 Wright R-1820-97 Cyclone	10	B-17G
Mk IIIA	4 Wright R-1820-97 Cyclone	10	B-17G

Hawker Fury

Model	Engine(s)	Crew	Other
Mk I
Mk II