North American / Ryan Navion









1st Flight 1948

Crew: 1

Capacity: 3 passengers

Length: 27 ft 6 in (8.38 m)

Wingspan: 33 ft 5 in (10.19 m)

Height: 8 ft 8 in (2.64 m)

Wing area: 184 sq ft (17.1 m2)

Empty weight: 1,930 lb (875 kg)

Gross weight: 2,850 lb (1,293 kg)

Fuel capacity: 40 US gal (33 imp gal; 150 L)

Powerplant: 1 × Lycoming GO-435-C2 air-cooled flat-six engine, 260 hp (190 kW) (take-off power)


Maximum speed: 174 mph (280 km/h, 151 kn)

Cruise speed: 170 mph (270 km/h, 150 kn)

Range: 595 mi (958 km, 517 nmi)

Service ceiling: 18,000 ft (5,500 m)

Rate of climb: 1,250 ft/min (6.4 m/s)

Take-off run: 400 ft (120 m)

Landing run: 468 ft (143 m)


North American NA-143

Two prototypes.

North American NA-145 Navion

North-American-built production aircraft, 1,027 built.

North American NA-154 Navion

Military version for the United States Army as the L-17A, 83 built.

Ryan Navion

Ryan-built production aircraft, 600 built.

Ryan Navion A

Improved Navion with a 205hp Continental E-185-9 engine, 602 built.

1950 Ryan Navion B

Ryan Navion B

Modified for the higher powered 260hp Lycoming GO-435-C2 engine, also known as the Super Navion 260, 222 built.

Tusco Navion D

Conversion by Tulsa Manufacturing Company with a 240hp Continental IO-470-P engine and tip tanks.

Tusco Navion E

Conversion Tulsa Manufacturing Company with a 250hp Continental IO-470-C engine and tip tanks.

Tusco Navion F

Conversion Tulsa Manufacturing Company with a 260hp Continental IO-470-H engine and tip tanks.

Navion G Rangemaster

Redesigned aircraft by Navion Aircraft Company with 260hp Continental IO-470H engine, integral cabin and tip tanks, 121, some built as the Rangemaster G-1 with a modified fin.

Navion H Rangemaster

Navion G with a 285hp Continental IO-520B engine, 60 built, an additional aircraft was built by the Navion Rangemaster Aircraft Company in 1974.

Ryan Model 72

One Navion B was modified as two-seat trainer for a United States Navy competition with the Temco Model 33 Plebe.

Camair Twin Navion

twin engine conversion Camair 480, 2 Continental O-470-B, 240 hp each. Camair 480C, 2 Continental IO-470- 260 hp each. 25+- built.

X-16 Bi-Navion

One twin-engined (130hp Lycomings) prototype designed and built by Dauby Equipment Company in 1952, production by Riley and later by Temco.

Temco Riley 55

Initial version of the twin engined Navion conversion.

D-16 Twin Navion

Production version of the X-16 with two 150hp Lycoming O-320 engines and strengthened wings, 19 conversions by Riley and 46 by Temco.

Temco D-16A

Improved D-16 conversion with two 170hp Lycoming O-340-A1A engines, nacelle tanks and 20 gallon each tip tanks, 144 gallons fuel total. 45 conversions.



Military designation for NA-154s delivered to the United States Army, 83 built, re-designated U-18A in 1962.


Six L-17As modified by TEMCO as remote-controlled drones for the United States Air Force.


Military designation for Ryan-built Navion As delivered to the U.S.Army, 163 built, re-designated U-18B in 1962.


L-17As modified by Ryan with improved brakes and increased fuel capacity, 35 modified, re-designated U-18C in 1962.


Three former XL-22As for evaluation.


Two Ryan-built Navion Bs for the U.S.Army, re-designated XL-17D.


Former L-17As re-designated in 1962.


Former L-17Bs re-designated in 1962.


Former L-17Cs re-designated in 1962.







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