Aircraft / Piper / PA-31
Piper Certified · Fixed-wing · United States
PA-31
Seats 6 6
Power 310 hp 231 kW
Cruise 207 kt 383 km/h
US register 26 aircraft 26 aircraft
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About the PA-31
The Piper PA-31 is a twin-engine, fixed-wing aircraft designed and manufactured in the United States under standard certification specifications. It features seating for up to eight occupants and is well-suited for general aviation transportation.
Developed by Piper, the type completed its initial flight and saw a small initial production run before establishing its place in the manufacturer's lineup of multi-engine aircraft.
Engines fitted 22 aircraft
Engine Power Share of fleet Aircraft
Lycoming TIO-540
310 hp
22
PA-31 variants
Designation Seats Engine power Max take-off weight Cruise speed Range
PA-31 This page 6 6 310 hp 231 kW 6,500 lb 2,948 kg 207 kt 383 km/h 1,012 nm 1,875 km
PA-31T 6 6 1,050 hp 783 kW 9,000 lb 4,082 kg 212 kt 393 km/h 1,479 nm 2,739 km
PA-31T1 6 6 310 hp 231 kW 6,500 lb 2,948 kg 207 kt 383 km/h 1,012 nm 1,875 km
This page covers the Piper PA-31-300, PA-31-310, PA-31-325, PA-31-350, PA-31-350 (Chieftain), PA-31-350 T-1020, PA-31/A1, PA-31P, PA-31P (Pressurized Navajo), PA-31P-350 (Mojave), PA-31P-350/A1, PA-31P-425: the same aircraft under other designations.
Specifications PA-31 Navajo · 2 × Lycoming TIO-540-A
US Metric
Dimensions
Length 32 ft 0 in 9.75 m 9.75 m 32 ft 0 in
Wingspan 40 ft 0 in 12.19 m 12.19 m 40 ft 0 in
Wing area 229 sq ft 21.3 m² 21.3 m² 229 sq ft Weights
Empty weight 3,930 lb 1,783 kg 1,783 kg 3,930 lb
Max take-off weight 6,500 lb 2,948 kg 2,948 kg 6,500 lb Performance
Cruise speed 207 kt 383 km/h 383 km/h 207 kt
Max speed 227 kt 420 km/h 420 km/h 227 kt
Never-exceed speed (Vne) 236 kt 438 km/h 438 km/h 236 kt
Stall speed 63 kt 117 km/h 117 km/h 63 kt
Range 1,012 nm 1,875 km 1,875 km 1,012 nm
Service ceiling 26,300 ft 8,016 m 8,016 m 26,300 ft
Rate of climb 1,440 ft/min 7.3 m/s 7.3 m/s 1,440 ft/min Powerplant
Engine 2 × Lycoming TIO-540-A
Engine power 310 hp 231 kW 231 kW 310 hp
ICAO type designator PA31
Type certificate US A20SO
First flight 1964
Number built 3
On the US register 26
Registered in Brazil, United Kingdom, Norway, New Zealand, Australia, France, United States, Canada
1975 · 8,890 h USD
Low $232,000
Typical $281,000
High $323,000
By year built · United States · USD
Built Hours Low Typical High 1965 6,690 $222,000 $269,000 $309,000 1970 8,360 $220,000 $267,000 $307,000 1975 8,890 $232,000 $281,000 $323,000 1980 8,480 $254,000 $308,000 $354,000 1985 7,790 $282,000 $342,000 $393,000
By year built · United Kingdom · GBP
Built Hours Low Typical High 1965 11,710 £125,000 £164,000 £215,000 1970 11,410 £136,000 £179,000 £234,000 1975 8,820 £161,000 £211,000 £277,000 1980 7,960 £180,000 £236,000 £309,000 1985 7,790 £195,000 £256,000 £335,000
By year built · Euro countries · EUR
Built Hours Low Typical High 1975 4,020 €165,000 €216,000 €284,000 1976 6,530 €141,000 €184,000 €242,000 1977 6,530 €143,000 €187,000 €245,000 1978 9,030 €129,000 €169,000 €221,000
By year built · Elsewhere · USD
Built Hours Low Typical High 1965 14,950 $162,000 $201,000 $240,000 1970 11,710 $190,000 $237,000 $282,000 1975 9,150 $224,000 $279,000 $332,000 1980 6,890 $267,000 $332,000 $396,000
PA-31 running costs $579 an hour
A year
Low Typical High
Fuel $21,291 $27,306 $31,898 Oil $496 $620 $806 Engine overhaul reserve $9,167 $10,833 $17,683 Propeller overhaul reserve $1,833 $2,167 $2,500 Annual inspection and maintenance $5,000 $7,000 $9,000 Hangar $3,000 $6,300 $9,600 Insurance $2,784 $3,486 $4,188 Depreciation $91 $181 $272 Total $43,662 $57,893 $75,947 Per hour $437 $579 $759
Engine
Model 2 × Lycoming TIO-540-A2C
Power 310 hp
Overhaul 1,800 h / 12 yr
Fuel burn 28.2 – 35.6 gal/h
Fuel price $8.20 /US gal
Value lost a year 0.1%
Piper 1985 Piper-Sterling PA 31-350 für Schulung, Deko
€49,900 ≈ $55,853
Piper 1984 Piper mojave PA-31P-350
$69,900
Private seller
Piper 1970 Piper PA-31P-425 Pressurized Navajo
€65,000 ≈ $72,754
Private seller
Piper 1977 Piper PA-31-350 Navajo Chieftain
€90,000 ≈ $100,737
Piper 1975 Piper PA-31P-425 Pressurized Navajo
€95,000 ≈ $106,334
Piper 1975 Piper Chieftain
A$160,000 ≈ $112,358
Private seller
Piper
1985 Piper-Sterling PA 31-350 für Schulung, Deko
€49,900 ≈ $55,853
1985 · Germany
Piper
1984 Piper mojave PA-31P-350
$69,900
1984 · United States
Private seller
Piper
1970 Piper PA-31P-425 Pressurized Navajo
€65,000 ≈ $72,754
1970 · 1,600 h · Italy
Private seller
Piper
1977 Piper PA-31-350 Navajo Chieftain
€90,000 ≈ $100,737
1977 · 10,406 h · Thailand
Piper
1975 Piper PA-31P-425 Pressurized Navajo
€95,000 ≈ $106,334
1975 · 4,500 h
Piper
1975 Piper Chieftain
A$160,000 ≈ $112,358
1975 · 24,800 h · Australia
Private seller
