#6401
Pennsylvania Railroad class A3
🇺🇸 United States ·built by Altoona Works· class of American 0-4-0 switching locomotives
what is it?
The Pennsylvania Railroad (PRR) A3 was a class of 0-4-0 steam locomotives built at Altoona Works between 1895 until 1905. The A3s were used as switchers for railroad cars at various PRR yards. Later, some A3s were converted to A3a, which had saddle tanks instead of tenders.
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.
spec sheet
- built
- —
- status
- retired
- number built
- 81
- kind
- steam locomotive
- traction
- steam
- origin
- 🇺🇸 United States
- builders
- Altoona Works
- operators
- Pennsylvania Railroad
- top speed
- —
- power
- —
- wheel arrangement
- 0-4-0
From the Wikipedia infobox and Wikidata. Blank means the sources don't say.
Sources: Wikidata Q23132908, Wikipedia: Pennsylvania Railroad class A3 (CC BY-SA 4.0).Updated 2026-10-25.