YK42

YAKOVLEV Yak-42

Aircraft
Name
Yak-42
Manufacturer
Body
Narrow
Wing
Fixed Wing
Position
Low wing
Tail
T-tail
WTC
M
APC
C
Type Code
L3J
Engine
Jet
Engine Count
Multi
Position
Both sides of rear fuselage and fin-integrated
Landing gear
Tailwheel retractable
Manufacturered as
YAKOVLEV Yak-142
YAKOVLEV Yak-42

YK42

Short range airliner. In service since 1980. Larger and swept wing development of Yak-40 with similar configuration. Built in some versions: Yak-42D for longer range and Yak-42T freighter with main deck freight door. Yak-142 improved development with Electronic Flight Instrument System cockpit.

Technical Data
Wing span (metric)
34.90 m
Length (metric)
36.40 m
Height (metric)
9.80 m
Powerplant

3 x 73.6 KN ZMKB Progress D-36 turbofans.

Engine Model(s)
Lotarev D-36
Indicative Performance Data
Take-Off
V2
130 kts
Distance
1500 m
MTOW
63000 kg
Initial Climb (to 5000 ft)
IAS
160 kts
ROC
2500 ft/min
Initial Climb (to FL150)
IAS
270 kts
ROC
1500
Initial Climb (to FL240)
IAS
270 kts
ROC
1500 ft/min
MACH Climb
MACH
0.70
ROC
1000 ft/min
Cruise
TAS
400 kts
MACH
0.77
Ceiling
310
Range
2500 NM
Initial Descent (to FL240)
MACH
0.70
ROD
800 ft/min
Descent (to FL100)
IAS
270 kts
ROD
3500 ft/min
Descent (FL100 & below)
IAS
250 kts
MCS
180 kts
ROD
1500 ft/min
Approach
Vapp (IAS)
130 kts
Distance
1700 m

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