#1524
GNR 521 Class
🇬🇧 United Kingdom ·built by Doncaster Works· from 1911· class of 110 two-cylinder 0-6-0 locomotives, later GNR class J22, then LNER class J6
what is it?
The Great Northern Railway 521 Class was a class of 0-6-0 steam locomotives, introduced in 1911. They were designed by Henry Ivatt for goods traffic. From 1912 to 1922 further examples, slightly modified by Nigel Gresley, were built and designated 536 Class.
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 115 years ago, in 1911.
- Weighs about as much as 8 African elephants (~6 t each).
- 15.9 m long: about 4 cars parked nose to tail.
- Served for 51 years (1911–1962).
steam locomotive: Burns coal, wood or oil to boil water; the steam drives pistons that turn the wheels.
spec sheet
- built
- 1911–1922
- in service from
- 1911
- retired
- 1962
- status
- retired
- number built
- 110
- kind
- Steam
- traction
- steam
- origin
- 🇬🇧 United Kingdom
- builders
- Doncaster Works
- designer
- Henry Ivatt and Nigel Gresley
- operators
- Great Northern Railway, London and North Eastern Railway, British Rail, Eastern Region of British Railways
- top speed
- —
- power
- —
- gauge
- 1,435 mm standard gauge
- wheel arrangement
- 0-6-0
- length
- 15.9 m
- weight
- 50.8 t
- nicknames
- "Knick-Knacks"
From the Wikipedia infobox and Wikidata. Blank means the sources don't say.
Sources: Wikidata Q5513994, Wikipedia: GNR 521 Class (CC BY-SA 4.0).Updated 2026-10-25.