from the RA.7R. Same as the Avon Mk.21. RA.24 RA.24RSame as the Avon Mk.47A. RA.25Civil Mk.503 RA.26Further improvements to the Avon 200 series – Civil Mk.521 RA.28Second generation variant – RA.29Civil designation for the Mk.300 series (used by the Sud Aviation Caravelle) RA.29/1 RA.29/3 RA.29/6Same as the Avon Mk.533 – RB.146Rolls-Royce designation for Avon Series 300 Avon Series 100 Avon Series 100 are early military versions of the Avon. Avon Mk.100Military designation for the RA.3 Avon – Avon Mk.101C Avon Mk.113 Avon Mk.114Military designation for the RA.7 Avon – Avon Mk.115Same as the Avon Mk.23 – Avon Mk.117 Avon Mk.118 Avon Mk.20Australian version built on license by CAC for the CAC Sabre Mk.31 – Avon Mk.21Afterburning Swedish version built by RR and on license by SFA for the Saab 32A/C. Same as the RA.21R. Designated RM5A1. – without afterburner, with different afterburners. Avon Mk.21AImproved Mk.21 with increased diameter on the engine outlet for more power. Built by RR and on license by SFA for the Saab 32A/C. Designated RM5A2. – without afterburner, with different afterburners. Avon Mk.23Same as the Avon Mk.115. Non-afterburning Swedish version built by RR for the Hawker Hunter Mk.50. Designated RM5B1. – Avon Mk.24Non-afterburning Swedish version built by RR for the Hawker Hunter Mk.50. Designated RM5B2. Avon Mk.25Non-afterburning Swedish version built by RR for the Hawker Hunter Mk.50. Designated RM5B3. Avon Mk.26Australian version built by CAC for the CAC Sabre Mk.32 – Avon Series 200 Avon Series 200 are uprated military versions of the Avon with can-annular combustion chamber and Sapphire style compressor. Avon Mk.200 – Avon Mk.47AAfterburning Swedish version built by RR and on license by SFA for the Saab 32B. Same as the RA.24R. Designated RM6A. – without afterburner, with afterburner. Avon Mk.48AAfterburning Swedish version built by RR and on license by SFA for the Saab 35A/B/C. Designated RM6B. – without afterburner, with afterburner. Avon Series 300 Avon Series 300 are further developed military after-burning versions of the Avon for the English Electric Lightning. Avon Mk.300 – Avon Mk.301The ultimate Military Avon for the English Electric Lightning – dry, wet. Avon Mk.302Essentially similar to the Mk.301 Avon Mk.60Afterburning Swedish version built by RR and on license by SFA for the Saab 35 Draken D/F. Same as the RA.29R. Designated RM6C. – without afterburner, with afterburner. Westinghouse XJ54Avon 300-series scaled-down by Westinghouse to 105 lb/sec airflow to produce 6,200 lb thrust. Avon Series 500 Avon Series