Atlantic-Fokker F.11 / B.IV

The Fokker F-11 was a luxury flying boat produced as an ‘air yacht’ in the United States in the late 1920s.

Technically the aircraft was the Fokker Aircraft Corporation of America’s Model 9.

It was sold in North America as the Fokker F-11 and was offered in Europe as the Fokker B.IV. 

Variants

F-11 or B.IV

Prototype with B.III hull, Universal wing and Pratt & Whitney Wasp engine, later replaced with Wright Cyclone.

F-11A or B.IVa

Production version with redesigned fuselage and wing and Wright Cyclone engine.

F-11C

Modified with by the replacement of the single engine with a nacelle containing two engines in a push-pull arrangement.

F-11AHB

F-11A modified with 275 h.p. Pratt & Whitney Hornet and seating increased to eight.

Specifications

Crew

Two pilots

Capacity

6 passengers

Length

45 ft 0 in (13.72 m)

Wingspan

59 ft 0 in (17.98 m)

Height

13 ft 0 in (3.96 m)

Wing area

550 sq ft (51 m2)

Empty weight

4,500 lb (2,041 kg)

Gross weight

6,845 lb (3,105 kg)

Powerplant

1 × Wright R-1750D Cyclone 9 , 525 hp (392 kW)

Performance

Maximum speed

112 mph (180 km/h, 97 kn)

Cruise speed

95 mph (153 km/h, 83 kn)

Range

400 mi (640 km, 350 nmi).