Train Basics Ask Trains What are those cylindrical mini tanks on tank cars used for?

What are those cylindrical mini tanks on tank cars used for?

By Cody Grivno | July 6, 2022

| Last updated on July 7, 2022

Identifying the parts of freight cars can be difficult

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Not all tank cars have these. Cody explains what this particular part is used for in this video of Ask Trains.

Do you have other questions about modern freight car components? Or do you have a question about something on your model railroad?

Send us an email at: AskTrains@trains.com

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Ask Trains is a regular video feature of Trains.com for magazine subscribers and Trains.com members, where editors answer the questions readers and viewers are asking.

Special guests can include editors and contributors from Model RailroaderTrainsClassic Toy TrainsGarden Railways and Trains.com.

Questions can be about any railroad or model railroading topic. These can include questions about railroad operating practices, railroad lantern manufacturer details, model locomotive details, and toy train transformers, among others.

Trains.com and Model Railroader Senior Editor Cody Grivno works through many of these questions, which are posted twice a week, each week, all year! See all our answers to questions online!

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