YK40
YAKOVLEV Yak-40
YAKOVLEV Yak-40
Aircraft
Name
Yak-40
Manufacturer
Body
Narrow
Wing
Fixed Wing
Position
Low wing
Tail
T-tail
WTC
M
APC
B
Type Code
L3J
Engine
Jet
Engine Count
Multi
Position
Both sides of rear fuselage and fin-integrated
Landing gear
Tailwheel retractable
Manufactured as
YAKOVLEV Yak-40
YK40
Short range regional airliner. In service since 1968. Developed to operate from non paved runways. Reverse thrust only on center engine. Yak-40M stretched version for 40 passengers. In 2000 still used by many GUS airliners.
Technical Data
Wing span (metric)
25.00 m
Length (metric)
20.40 m
Height (metric)
6.50 m
Powerplant
3 x 14.7 KN Ivchenko AI-25 turbofans. 40TL: 2 x 31,1 KN Lycoming LF507-1N turbofans.
Engine Model(s)
Ivchenko AI-25
Lycoming LF507
Indicative Performance Data
Take-Off
V2
110 kts
Distance
700 m
MTOW
16000 kg
Initial Climb (to 5000 ft)
IAS
130 kts
ROC
1300 ft/min
Initial Climb (to FL150)
IAS
200 kts
ROC
1000
Initial Climb (to FL240)
IAS
200 kts
ROC
800 ft/min
MACH Climb
MACH
n/a
ROC
n/a
Cruise
TAS
245 kts
MACH
n/a
Ceiling
280
Range
1000 NM
Initial Descent (to FL240)
MACH
n/a
ROD
n/a
Descent (to FL100)
IAS
200 kts
ROD
2500 ft/min
Descent (FL100 & below)
IAS
200 kts
MCS
170 kts
ROD
1000 ft/min
Approach
Vapp (IAS)
120 kts
Distance
400 m
