Fokker B.II

Role	Reconnaissance flying boat Type of aircraft
Manufacturer	Fokker
First flight	15 December 1923
Number built	1

The Fokker B.II was a prototype sesquiplane shipboard reconnaissance flying boat built in the Netherlands in 1923.

Development

It was a conventional flying boat with a duralumin hull and sesquiplane wings braced with N-struts. The tractor configuration engine was mounted on the leading edge of the upper wing driving a four-bladed propeller. Open cockpits were provided for the crew under the upper wing and in a dorsal position amidships.

The Royal Dutch Navy tested the prototype, but no production orders followed.

Specifications

Data from Les Ailes, December 1923^[1]

General characteristics

Crew: Three
Length: 9.85 m (32 ft 4 in)
Upper wingspan: 14.60 m (47 ft 11 in)
Height: 3.80 m (12 ft 6 in)
Wing area: 40 m² (430 sq ft)
Empty weight: 1,300 kg (2,866 lb)
Gross weight: 2,100 kg (4,630 lb)
Fuel capacity: 470 L (100 imp gal; 120 US gal)
Powerplant: 1 × Rolls-Royce Eagle XII water-cooled V-12, 270 kW (360 hp)
Propellers: 4-bladed

Performance

Maximum speed: 195 km/h (121 mph, 105 kn)
Endurance: 4 hr
Service ceiling: 4,000 m (13,000 ft)
Time to altitude: 60 min to 1,000 m (3,300 ft)

References

^ Serryer, J (6 December 1923). "L'hydravion Fokker F.B.II". Les Ailes (129): 2–3.

Wikimedia Commons has media related to Fokker B.II (1923).

Taylor, Michael J. H. (1989). Jane's Encyclopedia of Aviation. London: Studio Editions. p. 402.
"A New Fokker Flying Boat". Flight. Vol. XV, no. 777. 15 November 1923. p. 705. Retrieved 9 January 2024.

Fokker aircraft

Company designations
pre-1918

M.1 M.2 M.3 M.4 M.5 M.6 M.7 M.8 M.9 M.10 M.14 M.15 M.16 M.17 M.18 M.19 M.21 M.22
V.1 V.2 V.3 V.4 V.5 V.6 V.7 V.8 V.9 V.10 V.11 V.12 V.13 V.14 V.16 V.17 V.18 V.20 V.21 V.22 V.23 V.24 V.25 V.26 V.27 V.28 V.29 V.30 V.31 V.33 V.34 V.35 V.36 V.37 V.38 V.39 V.40 V.41 V.42 V.43 V.44 V.45 W.1 W.2 W.3 W.4

Austro-Hungarian
military designations

German military
designations

A.I A.II A.III
C.I
D.I D.II D.III D.IV D.V D.VI D.VII D.VIII
Dr.I
E.I E.II E.III E.IV E.V
F.I
K.I

Company designations
post-1918

continuing
German military
style designations:

B.I B.II B.III B.IV B.V B.VI
C.II C.III C.IV C.V C.VI C.VII C.VIII C.IX C.X C.XI C.XIV C.XV
D.IX D.X D.XI D.XII D.XIII D.XIV D.XV D.XVI D.XVII D.XVIII D.XIX D.XX D.XXI D.22 D.23 D.24
DC.I DC.II
F.I F.II F.III F.IV F.V F.VI F.VII F.VIII F.IX F.X F.XI F.XII F.XIII F.XIV F.XV F.XVI F.XVII F.XVIII F.XIX F.XX F.XXI F.XXIII F.25 F26 F27 F28 F.29 F.37
FG.I FG.II FG.III FG.IV
G.I G.II G.III
S.I S.II S.III S.IV S.V S.VI S.VII S.VIII S.IX S.X S.11 S.12 S.13 S.14 S.15 S.16
T.II T.III T.IV T.V T.VI T.VII T.VIII T.IX T.10

based on
seating:

F.XXII
F.XXIV
F.XXXVI
F.40
50
F.56
60
70
100
130

Atlantic Aircraft
(Fokker America/Atlantic-Fokker)

United States
military designations

Observation:	AO-1 CO-4 XO-27
Transports:	T-2 C-2 C-5 C-7 C-14 C-15 C-16 C-20 C-31 RA
Bombers:	XHB-2 XLB-2 XB-8 FT-1 FT-2
Attack:	XA-7
Fighters:	PW-5 PW-6 PW-7
Ambulance:	A-2
Trainer:	TW-4