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Rolls Royce Avon MK 203 Turbojet

DAYTON, Ohio -- Rolls Royce Avon MK 203 on display in the Research & Development Gallery at the National Museum of the United States Air Force. (U.S. Air Force photo)

DAYTON, Ohio -- Rolls Royce Avon MK 203 on display in the Research & Development Gallery at the National Museum of the United States Air Force. (U.S. Air Force photo)

The Avon MK 203 is an axial-flow turbojet engine similar to the Avon RA.28-49 used to power the vertical takeoff and landing Ryan X-13 Vertijet aircraft. This engine was donated to the museum in July 1986 by Rolls Royce Ltd., Glasgow, Scotland.

TECHNICAL NOTES (Avon RA.28):
Compressor:
15-stage axial flow
Turbine: Two-stage axial flow
Thrust: 10,000 lbs. maximum
Weight: 2,890 lbs.

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Ryan X-13 Vertijet
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