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gptkbp:instance_of
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gptkb:naval_warfare
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|
gptkbp:built
|
345
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|
gptkbp:crew
|
2
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|
gptkbp:current_status
|
some preserved in museums
some still in private use
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|
gptkbp:design
|
gptkb:Alfred_H._G._Grumman
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gptkbp:engine_type
|
gptkb:radial_engine
|
|
gptkbp:first_flight
|
1937
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|
gptkbp:height
|
4.27 m
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|
gptkbp:historical_significance
|
used in World War II
used for cargo transport
used for passenger transport
used for air-sea rescue missions
popular in the post-war era
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|
https://www.w3.org/2000/01/rdf-schema#label
|
Grumman G-21 Goose
|
|
gptkbp:influenced_by
|
gptkb:Grumman_G-20_Goose
gptkb:Grumman_G-22_Goose
gptkb:Grumman_G-23_Goose
gptkb:Grumman_G-24_Goose
gptkb:Grumman_G-25_Goose
|
|
gptkbp:length
|
10.67 m
|
|
gptkbp:manufacturer
|
gptkb:Grumman_Aircraft_Engineering_Corporation
|
|
gptkbp:max_speed
|
185 km/h
|
|
gptkbp:max_takeoff_weight
|
3,402 kg
|
|
gptkbp:nickname
|
gptkb:Duck
|
|
gptkbp:notable_features
|
high-wing configuration
large cabin space
twin-engine design
amphibious landing capability
good short takeoff and landing performance
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|
gptkbp:number_of_engines
|
2
|
|
gptkbp:passenger_capacity
|
gptkb:6
|
|
gptkbp:production_years
|
1937-1945
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|
gptkbp:range
|
1,200 km
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|
gptkbp:retirement_year
|
1970s
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|
gptkbp:role
|
gptkb:transport_aircraft
gptkb:military_aircraft
civil aircraft
|
|
gptkbp:service_ceiling
|
4,600 m
|
|
gptkbp:used_by
|
gptkb:Royal_Canadian_Air_Force
gptkb:United_States_Navy
gptkb:U._S._Coast_Guard
|
|
gptkbp:variant
|
G-21 A
G-21 B
G-21 C
G-21 D
|
|
gptkbp:wingspan
|
15.24 m
|
|
gptkbp:bfsParent
|
gptkb:Flying_Boat
gptkb:Pratt_&_Whitney_R-2800
gptkb:Wright_J-5_Whirlwind
gptkb:Pratt_&_Whitney_R-2800_Double_Wasp
gptkb:Pratt_&_Whitney_R-2000
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|
gptkbp:bfsLayer
|
5
|