PIPER PA-31

Aircraft
Name: 
PA-31
Manufacturer: 
Body: 
Narrow
Wing: 
Fixed Wing
Position: 
Low wing
Tail: 
Regular tail, mid set
WTC
L
APC
A
Type Code: 
L2P
Aerodrome Reference Code: 
1A
Engine: 
Piston
Engine Count: 
Multi
Position: 
(Front) Wing leading mounted
Landing gear: 
Tricycle retractable
Manufacturered as
EMBRAER EMB-820 Navajo
EMBRAER Navajo
NEIVA EMB-820 Navajo
NEIVA Navajo
AICSA Chieftain
AICSA Navajo
AICSA Navajo Chieftain
AICSA Navajo CR
AICSA PA-31-310 Navajo
AICSA PA-31-325 Navajo CR
AICSA PA-31-350 Chieftain
AICSA PA-31-350 Navajo Chieftain
CHINCUL Chieftain
CHINCUL Navajo
CHINCUL Navajo Chieftain
CHINCUL Navajo CR
CHINCUL PA-A-31-310 Navajo
CHINCUL PA-A-31-325 Navajo CR
CHINCUL PA-A-31-350 Chieftain
CHINCUL PA-A-31-350 Navajo Chieftain

PA31

Corporate twin and commuter aircraft. In service since 1965 (Chieftain since 1973). Commuter and airliner development. Basic for a large series of developments that led to Cheyenne 400LS. PA-31-350 Chieftain improved, stretched version for 9 passengers with more powerful counter rotating engines. Production of the Navajo ceased in 1983 (1800 aircraft built) and of the Chieftain in 1984 (1825 aircraft built). Pressurized versions PA-31P Pressurized Navajo and PA-31P-350 Mojave. The PA-31-310 Navajo has 3 square and one rounded cabin window, the PA-31-350 has 4 square cabin windows. Chieftain: Length 10,6 m MTOW 3,200kg.

Technical Data
Wing span: 
12.40 m
Length: 
9.90 m
Height: 
4.00 m
Powerplant: 

PA-31: 2 x 310 HP Lycoming TIO-540-A turbocharged piston engines with 3 blade propellers.

Engine Model: 
Lycoming O-540
Indicative Performance Data
Take-Off
V2: 
90 kts
Distance: 
400 m
MTOW: 
2950 kg
Initial Climb (to 5000 ft)
IAS: 
120 kts
ROC: 
1200 ft/min
Initial Climb (to FL150)
IAS: 
140 kts
ROC: 
800
Initial Climb (to FL240)
IAS: 
140 kts
ROC: 
500 ft/min
MACH Climb
MACH: 
n/a
ROC: 
n/a
Cruise
TAS: 
210 kts
MACH: 
n/a
Ceiling: 
260
Range: 
1025 NM
Initial Descent (to FL240)
MACH: 
n/a
ROD: 
n/a
Descent (to FL100)
IAS: 
200 kts
ROD: 
800 ft/min
Descent (FL100 & below)
IAS: 
n/a
MCS: 
n/a
ROD: 
n/a
Approach
Vapp (IAS): 
90 kts
Distance: 
575 m

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