The

London and North Eastern Railway The London and North Eastern Railway (LNER) was the second largest (after LMS) of the "Big Four" railway companies created by the Railways Act 1921 in Britain. It operated from 1 January 1923 until nationalisation on 1 January 1948. At tha ...

Class K5 consisted of a single rebuild of LNER Class K3

2-6-0 Under the Whyte notation for the classification of steam locomotives, represents the wheel arrangement of two leading wheels on one axle, usually in a leading truck, six powered and coupled driving wheels on three axles and no trailing whee ...

No. 206 (later No. 61863), rebuilt in 1945 by Edward Thompson. The rebuilt locomotive had a new boiler and two, instead of three, cylinders following earlier rebuilds of other Gresley designs. The clear aim of the rebuilds was to move away from the well established three cylinder policy achieving similar results through higher boiler pressure and two larger cylinders. Easier maintenance and greater availability was the objective.

Sources

External links

The Gresley K3 and Thompson K5 2-6-0 Moguls
''LNER Encyclopedia'' Railway locomotives introduced in 1945 2-6-0 locomotives K5 Standard gauge steam locomotives of Great Britain Scrapped locomotives {{UK-steam-loco-stub Rebuilt locomotives Individual locomotives