#2526
2-3-2K
🇷🇺 Russia ·built by Kolomna Locomotive Works· from 1937· Soviet experimental 4-6-4 locomotive class
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1 photo from Wikimedia Commons · credits & licences
- 1. Паровоз 2-3-2К (№ 2): Unknown author Unknown author· Public domain
what is it?
The 2-3-2K (factory designation P12, Russian: П12) was an experimental steam locomotive built in the Soviet Union for hauling express passenger trains. Designed at the Kolomna Works in Kolomna, two examples were constructed between 1937 and 1938.
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 89 years ago, in 1937.
- Top speed is 1.2× a car on the Dutch motorway (130 km/h).
- 15.4 m long: about 3 cars parked nose to tail.
steam locomotive: Burns coal, wood or oil to boil water; the steam drives pistons that turn the wheels.
spec sheet
- built
- 1937–1938
- number built
- 2
- kind
- Steam
- traction
- steam
- origin
- 🇷🇺 Russia
- builders
- Kolomna Locomotive Works
- top speed
- 150 km/h
- power
- —
- gauge
- 1,520 mm Russian broad gauge
- wheel arrangement
- 2'C2'
- length
- 15.4 m
From the Wikipedia infobox and Wikidata. Blank means the sources don't say.
Sources: Wikidata Q4029762, Wikipedia: 2-3-2K (CC BY-SA 4.0).Updated 2026-10-25.