#1632
GNR Class J23
🇬🇧 United Kingdom ·built by Doncaster Works· from 1913· class of 102 saturated 0-6-0T locomotives, later LNER classes J50 and J51
what is it?
The Great Northern Railway Class J23 was a class of 0-6-0T steam locomotive. They had long side tanks that came to the front of the smokebox, which sloped forwards to improve visibility and had a recess cut in to aid maintenance. Forty were built by the Great Northern Railway (GNR) between 1913 and 1922, with a further 62 being added by the London and North Eastern Railway (LNER) between 1924 and 1939.
who runs it
base stats
Bars compare against all trains: 600 km/h (maglev), 1,700 seats; power, weight and number built on a log scale up to 20 MW, 1,000 t and 20,000 built.
fun facts
- First built 113 years ago, in 1913.
- Served for 43 years (1922–1965).
steam locomotive: Burns coal, wood or oil to boil water; the steam drives pistons that turn the wheels.
spec sheet
- built
- 1913–1939
- in service from
- 1922
- retired
- 1965
- status
- retired
- number built
- 102
- kind
- Steam
- traction
- steam
- origin
- 🇬🇧 United Kingdom
- builders
- Doncaster Works, Gorton Works
- designer
- Nigel Gresley
- operators
- Great Northern Railway, London and North Eastern Railway, Eastern Region of British Railways, North Eastern Region of British Railways, Scottish Region of British Railways
- top speed
- —
- power
- —
- gauge
- 1,435 mm standard gauge
- wheel arrangement
- 0-6-0
From the Wikipedia infobox and Wikidata. Blank means the sources don't say.
Sources: Wikidata Q5514001, Wikipedia: GNR Class J23 (CC BY-SA 4.0).Updated 2026-10-25.