MCDONNELL DOUGLAS MD-81
MCDONNELL DOUGLAS MD-81
MD81


Short to medium range airliner. A stretched and improved development of the DC-9 Family which first flew in the early 1980s.
The MD81 is the first of the generic MD-80 series which includes the MD-82 (more powerful engines), MCDONNELL DOUGLAS MD-83 (extra fuel and more efficient engines), and the MD-88 (MD-83 with EFIS flight deck).
Technical Data
Wing span:
32.78 m
Length:
45.06 m
Height:
9.02 m
Powerplant:
The initial production version had the PW JT8D-209 (82 kN)
Later build MD-81s had JT8D-217 and -219 engines.
Engine Model:
Pratt & Whitney JT8D
Indicative Performance Data
Take-Off
V2:
130 kts
Distance:
n/a
MTOW:
63503 kg
Initial Climb (to 5000 ft)
IAS:
160 kts
ROC:
3000 ft/min
Initial Climb (to FL150)
IAS:
260 kts
ROC:
2600
Initial Climb (to FL240)
IAS:
260 kts
ROC:
2200 ft/min
MACH Climb
MACH:
0.74
ROC:
1500 ft/min
Cruise
TAS:
480 kts
MACH:
0.76
Ceiling:
370
Range:
1570 NM
Initial Descent (to FL240)
MACH:
0.76
ROD:
1000 ft/min
Descent (to FL100)
IAS:
250 kts
ROD:
2300 ft/min
Descent (FL100 & below)
IAS:
n/a
MCS:
200 kts
ROD:
n/a
Approach
Vapp (IAS):
125 kts
Distance:
n/a