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Bristol Type 138

For a description of the format and data included in Production Tables, see here.

Produced Variants

Type 138
 		 Proposed purpose-built single-seat high-altitude research monoplane with retractable undercarriage and a supercharged Pegasus powerplant. Not built.
Type 138A
 		 Purpose-built single-seat high-altitude research monoplane to meet the requirements of Specification 2/34, capable of carrying an observer when necessary. One 500 h.p. Bristol Pegasus P.E.6S powerplant.
Type 138B
 		 Two-seat development of the Type 138A powered by a 500 h.p. Rolls-Royce Kestrel S powerplant fitted with a similar two-stage supercharger installation.


Production List Page Top

Serial Range C/n Type Batch Qty Conv. Canc'd Notes
 1 aircraft built by the Bristol Aeroplane Company, Filton, Bristol, Somerset, to contract 348467/34. First flew in May 1936.
 K4879  7840  Type 138A  1      
 1 aircraft built by the Bristol Aeroplane Company, Filton, Bristol, Somerset, to contract 471158/35. Airframe completed but powerplant not installed; not flown.
 L7037  8136  Type 138B  1      Became ground instruction airframe.
  Total Production   2      



Production Summary

Page Top 
All Aircraft By Type
Type Built New Conv. Canc'd Total
 Type 138     1 1
 Type 138A 1     1
 Type 138B 1     1
  2 0 1  

Production References
  1. Bristol Aircraft Since 1910, C.H. Barnes (Putnam, 1964)
  2. The K File, The Royal Air Force of the 1930s, J.J. Halley (Air-Britain Publications, 1995)
  3. Royal Air Force Aircraft L1000 - N9999, RAF Aircraft Register Series (Air-Britain Publications, 1993)

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V1.4.4 Created by Roger Moss. Last updated August 2020