|
gptkbp:instance_of
|
gptkb:jet_engine
|
|
gptkbp:application
|
gptkb:Douglas_DC-3
gptkb:Convair_240
gptkb:Boeing_307_Stratoliner
gptkb:Lockheed_Lodestar
Martin 404
|
|
gptkbp:certification
|
FAA certified
|
|
gptkbp:compression_ratio
|
6.5:1
|
|
gptkbp:control_system
|
manual throttle control
|
|
gptkbp:cooling_system
|
air-cooled
|
|
gptkbp:displacement
|
1,200 cubic inches
|
|
gptkbp:engine
|
gptkb:R-2000_family
|
|
gptkbp:engine_configuration
|
horizontally opposed
single-row radial
|
|
gptkbp:engine_power
|
high reliability
approximately 1,500 hours
moderate fuel efficiency
|
|
gptkbp:engine_type
|
R-2000-16
R-2000-19
R-2000-1
R-2000-13
R-2000-15
R-2000-17
R-2000-18
R-2000-20
R-2000-10
R-2000-12
R-2000-2
R-2000-3
R-2000-4
R-2000-5
R-2000-6
R-2000-8
R-2000-9
|
|
gptkbp:first_flight
|
gptkb:1940
|
|
gptkbp:fuel_capacity
|
wet sump
|
|
gptkbp:fuel_type
|
aviation gasoline
gravity feed
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Pratt & Whitney R-2000 family
|
|
gptkbp:ignition_system
|
dual ignition
|
|
gptkbp:is_tested_for
|
extensive ground testing conducted
|
|
gptkbp:maintenance
|
periodic overhaul required
|
|
gptkbp:manufacturer
|
gptkb:Pratt_&_Whitney
|
|
gptkbp:noise_level
|
notable noise levels
|
|
gptkbp:notable_users
|
gptkb:Trans_World_Airlines
gptkb:United_States_Air_Force
gptkb:Eastern_Air_Lines
gptkb:Pan_American_World_Airways
gptkb:Western_Airlines
|
|
gptkbp:number_of_engines
|
9-cylinder
|
|
gptkbp:power_output
|
1,200 to 1,400 horsepower
|
|
gptkbp:production_years
|
1940 to 1950s
|
|
gptkbp:propeller
|
variable-pitch propeller
|
|
gptkbp:replaced_by
|
turboprop engines
|
|
gptkbp:successor
|
gptkb:Pratt_&_Whitney_R-2800
|
|
gptkbp:type
|
gptkb:radial_engine
|
|
gptkbp:used_in
|
gptkb:military_aircraft
civilian aircraft
|
|
gptkbp:valve_configuration
|
overhead valves
|
|
gptkbp:variant
|
R-2000-11
R-2000-14
R-2000-7
|
|
gptkbp:weight
|
approximately 1,200 pounds
|
|
gptkbp:bfsParent
|
gptkb:Pratt_&_Whitney_R-2000
|
|
gptkbp:bfsLayer
|
5
|