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Gloster E.28/39 Pioneer Jet-Propulsion Demonstrator Family

The Gloster E.28/39 Pioneer was the first British jet-propelled aircraft and an experimental demonstrator built to prove Whittle gas-turbine propulsion in flight. Its small single-engine airframe and test programme supplied practical evidence for the later Gloster Meteor and the Allied transition to operational jet aircraft.

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Identity

Aliases
Gloster E.28/39E.28/39Gloster Whittle E28/39PioneerGloster G.40
Family Name
Gloster E.28/39 Pioneer
Full Name
Gloster E.28/39 Pioneer Jet-Propulsion Demonstrator Family
Roles
researchexperimentaltechnology_demonstrator
Status
retired
Type
aircraft

Details

Aircraft Specs
Configuration
fixed_wing
Operating Modes
land
Takeoff Landing Capabilities
conventional
Description
The Gloster E.28/39 Pioneer was the first British jet-propelled aircraft and an experimental demonstrator built to prove Whittle gas-turbine propulsion in flight. Its small single-engine airframe and test programme supplied practical evidence for the later Gloster Meteor and the Allied transition to operational jet aircraft.
First Flight Year
1,941
Manufacturer
Propulsion Configurations
  • Entries
    • Count
      1
      Placement
      fuselage
      Propulsion System
      Role
      main
      Stage
      airframe
      Variant Notes
      Power Jets W.1; exact W.1 identity preserved rather than generalized to W.1X or later W.2 test engines.
    Name
    Gloster E.28/39 W.1 historic first-flight installation
    Notes
    Single Power Jets W.1 turbojet installed in the centre fuselage behind the pilot, with a nose intake and tail jet pipe; flightworthy configuration associated with the E.28/39's historic first jet flight.
  • Entries
    • Count
      1
      Placement
      fuselage
      Propulsion System
      Role
      main
      Stage
      airframe
      Variant Notes
      Power Jets W.1X non-airworthy test assembly; separate from the flightworthy W.1 installation.
    Name
    Gloster E.28/39 W.1X taxi-test installation
    Notes
    Separate non-airworthy W.1X test assembly in the same centre-fuselage propulsion bay; used for ground testing and short hops, not conflated with the flightworthy W.1 configuration.

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Creation Time
August 5, 2026 at 02:30:00 UTC
Updated Time
August 5, 2026 at 02:44:15 UTC