#0537

NBR M Class 4-4-0

🇬🇧 United Kingdom ·built by Cowlairs Works· from 1884· class of British 4-4-0 locomotives

1 photo from Wikimedia Commons · credits & licences

1. Neilson and Company Glasgow, North British Railway (NBR) Class M No. 479 "Abbotsford" (Ans 05373-0528): ETH-Bibliothek Zürich, Bildarchiv / Fotograf: Unbekannt / Ans_05373-0528 / Public Domain Mark· CC0

what is it?

The NBR Class M (later LNER Class D31) was a class of 4-4-0 steam locomotive of the North British Railway. The class was created during the tenures of William P. Reid (Locomotive Superintendent) and Walter Chalmers (Chief Draughtsman) by rebuilding three earlier types, the "574", "633", and "729", which had all been designed by Matthew Holmes, and shared many features in common. A total of 48 were produced.

who runs it

North British Railway London and North Eastern Railway British Rail

base stats

built 48made in total

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 142 years ago, in 1884.

steam locomotive: Burns coal, wood or oil to boil water; the steam drives pistons that turn the wheels.

spec sheet

built: 1884–1922
retired: 1952
status: retired
number built: 48
kind: Steam
traction: steam
origin: 🇬🇧 United Kingdom
builders: Cowlairs Works
designer: Matthew Holmes
operators: North British Railway, London and North Eastern Railway, British Rail
top speed: —
power: —
wheel arrangement: 4-4-0
length: 6.7 m

From the Wikipedia infobox and Wikidata. Blank means the sources don't say.

Sources: Wikidata Q6952856, Wikipedia: NBR M Class 4-4-0 (CC BY-SA 4.0).Updated 2026-10-25.