VERSIONS – T10U-1, Su-27UB, UBK, UBM, UBM1, UBM2, UB1M, UP1M
Conversion of 4th Su-27UB, details as T10U-2 unless otherwise indicated
Box fairing to
port engine with
two dimensional
movable nozzle
LL-UV (PS) thrust-vectoring testbed
Modified avionics with expanded
weapons capabilities
Kazakhstan Su-27UB multi-role fighter conversion,
details as Su-27UB unless otherwise indicated
Strengthened
landing gear
1 x LCD MFD (Multi-Function Display) in each cockpit
Upgraded N001 radar,
air-to-surface mode
New Talisman defensive systems
with Satellit ECM pods under wings
Provision
for Rafael
Litening 3
LRMTS pod
Su-27UBM2
Conversion for Su-27K program, details
as T10U-2 unless otherwise indicated
Enlarged flaperons
Reinforced landing gear
Arrestor hook
under tail 'sting'
T10U-2 (Su-27UB)
second prototype (later)
Belorussion Su-27UB multi-role fighter conversion,
details as Su-27UB unless otherwise indicated
Modified avionics with expanded
weapons capabilities
Strengthened
landing gear
1 x LCD MFD (Multi-Function Display) in each cockpit
Upgraded N001 radar,
air-to-surface mode
New Talisman defensive systems
with Satellit ECM pods under wings
Su-27UBM1
Retractable IFR (In-Flight Refuelling)
probe added to port side
IRST fairing added,
offset to starboard
Revised fuel system
Details as T10U-1 unless otherwise indicated
Raked fin caps
Tail 'sting' with
more pointed
profile
T10U-2 (Su-27UB) second prototype
IFR testbed
Revised Su-30M avionics with
expanded weapons capabilities
1 x Su-27UB converted to proposed multi-role fighter,
details as Su-27UB unless otherwise indicated
Strengthened landing gear
1 x MFI-55 MFD (Multi-Function Display) in each cockpit
Su-27UBM
Reinforced
nose gear
Additional avionics bays for
relocated avionics systems
Revised cockpit/spine fuselage structure with tandem
rear instructor's seat raised 410 mm (16 in)
Two-seat trainer, details as Su-27 unless otherwise indicated
Increased oxygen supply
Wingtip thickness/chord
ratio increased by 5%
Fin area increased by 1.55 m2
(16.66 ft2) with 425 mm
(16.75 in) plug at base of fin
Straight fin caps
2 x Zvezda K-36DM zero-zero ejector seats
Single-piece canopy hinged at rear
Dual controls/instruments
Reshaped airbrake
Avionics: Similar to Su-27
T10U-1 (Su-27UB)
first prototype
Raked fin caps
Details as T10U-1 unless
otherwise indicated
Fin anti-flutter
weight deleted
SRO-2 Odd Rods'
IFF antennas
R-864 radio dielectric
antenna on starboard fin
SPO-15LM ESM antenna fairing
Su-27UBK export version fitted with revised avionics/
weapons capabilities
Phazotron N001 Mech pulse Doppler radar
ORS-27 IRST/LR optoelectronic
targeting system in fairing
PTK-10SK brake chutes fitted
Tail 'stinger' side fairings extended
Additional
APP-50 chaff/
flare dispensers
Avionics: updated PNK-10-01 nav suite
(Batch 16 onwards) with SAU-10-01
autopilot, updated A-313 computer,
IK-VK-80-6 AHRS, SPO-15LM Beryoza
RHAWS, Shchel'-3UM HMCS (Helmet-
Mounted Cueing System)
Su-27UB/UBK production
(Flanker C)
Ukrainian Su-27-1M upgrade, details as
Su-27UB unless otherwise indicated
Revised N001 radar
Updated avionics: SN-3307-02 SATNAV system, MSD-2000V DME, Koors-93M-V
approach/landing system, A-511 ver.30 transponder, BUR-4-1-10-01 flight data
recorder, SAVR-27U data recorder, Ekran-02M-3 BITE/CAS, VOK-27 processor,
revisions to R-800L1/R-800L2 radios
KPA-4-1-10 ground test equipment
for increased combat efficiency
Su-27UB1M/UP1M
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
