Hot box
id:
hot-box-265-1118297
title:
Hot box
text:
A hot box is the term used when an axle bearing overheats on a piece of railway rolling stock. The term is derived from the journal-bearing trucks used before the mid-20th century. The axle bearings were housed in a box that used oil-soaked rags or cotton to reduce the friction of the axle against the truck frame. When the oil leaked or dried out, the bearings overheated, often starting a fire that could destroy the entire railroad car if not detected early enough. The packing and bearing had to
brand slug:
wiki
category slug:
encyclopedia
description:
Overheating of railway rolling stock
original url:
https://en.wikipedia.org/wiki/Hot_box
date created:
date modified:
2023-03-04T22:43:21Z
main entity:
{"identifier":"Q1287228","url":"https://www.wikidata.org/entity/Q1287228"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/6/66/Railroad_truck%2C_FM55-20.Fig8-8.png","width":512,"height":384}
fields total:
13
integrity:
15