VERSIONS – F-89D, E, H, J
Details as F-89D unless otherwise indicated
Hughes MG-12 FCS
(Fire Control System)
Allison J35-A-35 turbojet with
afterburner, later J35-A-35A
Emergency airfield arrestor hooks
3 x pylons under each
wing for 1 x MB-1 (AIR-2A)
Genie nuclear-tipped and
2 x GAR-1/GAR-2 Falcon
AAMs
Optional wing tip pods:
F-89D pod with 52 x 70 mm (2.75 in)
'Mighty Mouse' FFAR (Folding Fin
Aircraft Rockets) arranged in a ring
of rockets, each with a spring loaded
aerodynamic cover around a central
honeycomb cluster with an
expendable cover plug to each
launch tube; alternatively a 2,271 lt
(500 Imp gal, 600 US gal) fuel tank
(shown)
1 x F-89J airframe modified and redesignated
as DF-89J for angle of attack tests at Edwards
AFB, California, USA;
10 x F-89J airframes modified with nose radar
removed and used by US Army for testing Nike
missile defences in Japan during 1963
F-89J
Details as F-89D unless otherwise indicated
GAR-1 Falcon missile bay
E-9 FCS (Fire Control System)
Allison J35-A-35 turbojet with
afterburner, later J35-A-35A
Revised wing tip pods with 21 x
70 mm (2.75 in) 'Mighty Mouse'
FFAR (Folding Fin Aircraft Rockets)
in 3 groups of 7 and 3 x internal
bays with GAR-1 Falcon AAMs on
retractable launchers, all Falcons
extended simultaneously
3 x F-89D airframes (52-1830,
52-1938, 53-249) modified for
weapon system tests, 52-1938
redesignated as YF-89H
F-89H
Prototype converted from F-89C 50-752,
details as F-89C unless otherwise indicated
Test boom
Allison YJ71-A-3 non
afterburning turbojets
Additional intakes
F-89D nose assembly
Revised nacelles with additional
auxiliary air inlets and extended
upper intake lip
YF-89E
2 x Allison J35-A-33 turbojets with afterburners, later
J35-A-33A, J35-A-35,J35-A-35A, J35-A-41 and J35-A-47
Details as F-89C unless otherwise indicated
Nose armament and ballast
deleted, replaced by 995 lt
(219 Imp gal, 263 US gal)
fuel tank as final fuel reserve
Enlarged wing tip pods
with 52 x 70 mm (2.75 in)
'Mighty Mouse' FFAR
(Folding Fin Aircraft
Rockets) arranged in a
ring of rockets, each with
a spring loaded
aerodynamic cover
around a central
honeycomb cluster with
an expendable cover plug
to each launch tube
Universal wing pylon added for ordnance
or 1,136 lt (250 Imp gal, 300 US gal)
jettisonable drop tanks
Revised, single point refuelling system
1,166 lt (257 Imp gal, 308 US gal)
fuel tank in pod centre section
Nose wheel steering added
Engine air inlet screens added with J35-A-41 engines onwards
High altitude flame holder
on J35-A-47 afterburner
Avionics:
A-2 flight computer; AN/ARC-27 UHF radio;
AN/ARN-6 radio compass; AN/ARN-14 VHF
nav system; AN/ARN-21 TACAN; AN/ARN-18
glide scope system; AN/ARN-12 marker
beacon; Lear F-5 autopilot (replaced by
E-11); AN/APX-25 IFF; AN-A1C-10 interphone
Additional
intakes
Hughes AN/APG-40
search radar
Hughes E-6 FCS (Fire Control
System) with AN/APA-84 rocket
ballistics computer
N-9 optical
gunsight
Some F-89D airframes bailed back to Northrop as drone launching aircraft
F-89D
ILLUSTRATIONS: © ADRIAN DAVID MOORE 2015 • NO ITEMS MAY BE REPRODUCED WITHOUT THE PERMISSION OF THE COPYRIGHT HOLDER
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ILLUSTRATIONS: © ADRIAN DAVID MOORE 2015
