Mikoyan MiG-29
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Mikoyan MiG-29
Role: All-weather single-seat counter-air fighter with attack
capability, and two-seat combat trainer.
DESIGN FEATURES: All-swept low-wing configuration, with wide ogival wing
leading-edge root extensions (LERX), lift-generating
fuselage, twin tail fins carried on booms outboard of
widely spaced engines with wedge intakes; doors in
intakes, actuated by extension and compression of
nosewheel leg, prevent ingestion of foreign objects
during take-off and landing; gap between roof of each
intake and skin of wingroot extension for boundary
layer bleed; fire control and mission computers link
radar with laser rangefinder and infrared search/track
sensor, in conjunction with helmet-mounted target
designator; radar able to track 10 targets
simultaneously; targets can be approached and engaged
without emission of detectable radar or radio signals;
sustained turn rate much improved over earlier Soviet
fighters; thrust/weight ratio better than one;
allowable angles of attack at least 70 per cent higher
than previous fighters; difficult to get into stable
flat spin, reluctant to enter normal spin, recovers as
soon as controls released; wing leading-edge sweepback
73 degrees 30' on LERX, 42 degrees on outer panels;
anhedral approx 2 degrees; tail fins canted outward 6
degrees; leading-edge sweep 47 degrees 50' on fins,
approx 50 degrees on horizontal surfaces. Design flying
life 2500 h.
STRUCTURE:
Approx 7 per cent of airframe, by weight, of
composites; remainder metal, including
aluminium-lithium alloys; trailing-edge wing flaps,
ailerons and vertical tail surfaces of carbonfibre
honeycomb; approx 65 per cent of horizontal tail
surfaces aluminium alloy, remainder carbonfibre;
semi-monocoque all-metal fuselage, sharply tapered and
downswept aft of flat-sided cockpit area, with ogival
dielectric nosecone; small vortex generator each side
of nose helps to overcome early tendency to aileron
reversal at angles of attack above 25 degrees; tail
surfaces carried on slim booms alongside engine
nacelles.
LANDING GEAR:
Retractable tricycle type, made by Hydromash, with
single wheel on each main unit and twin nosewheels.
Mainwheels retract forward into wingroots, turning
through 90 degrees to lie flat above leg; nosewheels,
on trailing-link oleo, retract rearward between engine
air intakes. Hydraulic retraction and extension, with
mechanical emergency release. Nosewheels steerable +/-8
degrees for taxiing, T-O and landings, +/-30 degrees
for slow speed manoeuvring in confined areas (selector
in cockpit).
POWER PLANT:
Two Klimov/Sarkisov RD-33 turbofans, each 49.4 kN
(11,110 lb st) dry and 54.9-81.4 kN (12,345-18,300 lb
st) with afterburning. Engine ducts canted at approx 9
degrees, with wedge intakes, sweptback at approx 35
degrees, under wingroot leading-edge extensions.
Multi-segment ramp system, including top-hinged forward
door (containing a very large number of small holes)
inside each intake that closes the duct while aircraft
is taking off or landing, to prevent ingestion of
foreign objects, ice or snow. Air is then fed to each
engine through louvres in top of wingroot leading-edge
extension and perforations in duct closure door. Basic
'Fulcrum-A' has four integral fuel tanks in inboard
portion of each wing and in fuselage between wings;
total capacity 4365 litres (1153 US gallons; 960 Imp
gallons).
ACCOMMODATION:
Pilot only, on 10 degrees inclined K-36DM zero/zero
ejection seat, under rearward hinged transparent
blister canopy in high-set cockpit. Sharply inclined
one-piece curved windscreen. Three internal mirrors
provide rearward view.
AVIONICS:
RP-29 (N019 Sapfir-29) coherent pulse Doppler
lookdown/shootdown engagement radar (NATO 'Slot Back';
search range 54 nm; 100 km; 62 miles, tracking range 38
nm; 70 km; 43 miles), target tracking limits 60 degrees
up, 38 degrees down, 67 degrees each side, collimated
with laser rangefinder; infrared search/track sensor
(fighter detection range 8 nm; 15 km; 9.25 miles)
forward of windscreen (protected by removable fairing
on non-operational flights); R-862 com radio; ARK-19
DF; inertial navigation system; SRO-2 (NATO 'Odd Rods')
IFF transponder and SRZ-15 interrogator; Sirena-3 360
degrees radar warning system, with sensors on wingroot
extensions, wingtips and port fin. Two SO-69 ECM
antennae under conformal dielectric fairings in
leading-edge of each wingroot extension; head-up
display; and helmet-mounted target designation system
for off-axis aiming of air-to-air missiles.
ARMAMENT:
Six close-range R-60MK (NATO AA-8 'Aphid') infrared
air-to-air missiles, or four R-60MK and two
medium-range radar guided R-27R1 (AA-10A 'Alamo-A'), on
three pylons under each wing; alternative air combat
weapons include R-73E (AA-11 'Archer') close-range
infrared missiles. Able to carry FAB-250 bombs, KMGU-2
submunitions dispensers, 3B-500 napalm tanks, and 80
mm, 130 mm and 240 mm rockets in attack role. One 30 mm
GSh-301 gun in port wingroot leading-edge extension,
with 150 rds.
Aircraft Measures:
Length: 17.32 m (56 ft 10 in)
Height: 4.73 m (15 ft 6{1/4} in)
Wingspan: 11.36 m (37 ft 3{1/4} in)
Loaded Weight: 18,500 kg (40,785 lb)
Aircraft Performance:
Maximum Speed: Mach 2.3
Service Ceiling: 17,000 m (55,775 ft)
Range: 1133 nm (2100 km; 1305 miles)
Thrust: 22,220 lbs