roller bearing

noun Machinery.
a bearing consisting of cylindrical or tapered rollers running between races in two concentric rings, one of which is mounted on a rotating or oscillating part, as a shaft.

Origin:
1855–60

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To roller bearing
Collins
World English Dictionary
roller bearing
 
n
a bearing in which a shaft runs on a number of hardened-steel rollers held within a cage

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Example sentences
It had a ball bearing at one end and, of all things, a roller bearing at the
  other end.
He described three types of bascule structures: trunnion, rolling lift and
  roller bearing.
Roller bearing at the north end allow for expansion.
The upper bearing shall be a single row roller bearing.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;