LNER Class A1

Class A1 in the London and North Eastern Railway's classification system may refer to any of the following British steam locomotives :

Comparison table

The following table lists dimensions of the locomotives:

Dimension Gresley A1 Thompson A1/1 Peppercorn A1 Tornado
Driver size 6' 8" 6' 8" 6' 8" 6' 8"
Locomotive weight (long tons) 91.35 101.0 104.1 105.2
Tender weight (long tons) 57.90 60.35 60.35 60.90
Coal capacity (long tons) 8.00 9.00 9.00 7.50
Water capacity (imperial gallons) 5,000 5,000 5,000 6,000
Boiler pressure (psi) 180 250 250 250
Cylinders (3) 20" x 26" 19" x 26" 19" x 26" 19" x 26"
Tractive effort (lbf at 85% pressure) 29,835 37,397 37,397 37,397

See also

References

  1. http://www.lner.info/locos/A/a1a3a10.shtml
  2. Boddy, M.G.; Neve, E.; Yeadon, W.B. (April 1973). Fry, E.V., ed. Part 2A: Tender Engines - Classes A1 to A10. Locomotives of the L.N.E.R. Kenilworth: RCTS. p. 5. ISBN 0-901115-25-8.
  3. Ian Allan ABC of British Railways Locomotives, summer 1961 edition, part 4, page 26
  4. Boddy, Neve & Yeadon 1973, p. 174
  5. Ian Allan ABC of British Railways Locomotives, summer 1961 edition, part 4, pp 26-27
  6. Boddy, Neve & Yeadon 1973, p. 192
  7. http://www.a1steam.com/
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