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The Rolls Royce Avon Aircraft Engine

The Rolls Royce Avon is one of the most important engines ever produced by Rolls Royce, the Avon was Rolls Royce first axial flow jet engine and first ran in 1946, it's first flight as an aircraft power plant was in 1950 and it remained in production for 24 years, even now it is still produced as a 21,480 shp power-source to run electricity generators and other high power requirement devices. The Rolls Royce design team for the Avon was lead by Cyril Lovesey who had been been the head of Rolls Royce Merlin development during WW2, the Avon was intended to be an axial flow replacement engine for the older Rolls-Royce Nene centrifugal compressor jet engine.

Avon Jet Engine

Rolls Royce Avon 301R Specifications:
  • Type: 15-stage compressor axial flow Turbojet
  • Length: 126 in (3,200 mm)       Diameter: 35.7 in (907 mm)
  • Dry weight: 2,890 lb (1,310 kg)
  • Combustors: Cannular, 150 lb/s (68 kg/s)
  • Fuel type: Kerosene

Rolls Royce Avon 301R Performance:

  • Maximum thrust: 12,690 lbf (56.4 kN)dry/16,360 lbf (72.8 kN) with reheat
  • Overall pressure ratio: 7.45:1
  • Specific fuel consumption: 0.932 lb/lbf h (28 g/kNs) (dry) 1.853 lb/lbf h (wet)
  • Thrust-to-weight ratio: 5.66:1 (56 N/kg)

    Avon 301R viewed past the Shock-Cone of an English
    Electric Lightening

    Avon 301R viewed past the radome of an English Electric Lightening

    Avon 301R viewed past the radome of an English Electric Lightening, a second sits above it further back


    An early Rolls Royce Avon Mk 1

    An early Rolls Royce Avon Mk 1

    Rolls Royce Avon Mk 203
    axial flow turbojet

    Rolls Royce Avon Mk 203 axial flow turbojet

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    Rolls Royce Avon Aircraft Engine picture and Specifications


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