Illustration of roller bearing
- 1 outer race
- 2 cage
- 3 roller
- 4 inner race
roller bearing
noun
: a bearing in which the journal rotates in peripheral contact with a number of rollers usually contained in a cage
Examples of roller bearing in a Sentence
Recent Examples on the Web
With five ball bearings and a roller bearing inside the reel designed to reduce friction, reeling in your catch is smooth and efficient.
—
Christopher Murray
May Earn A Commission If You Buy Through Our Referral Links. This Content Was Created By A Team That Works Independently From The Fox Newsroom., FOXNews.com, 31 July 2025
Reel specs generally list the number of ball bearings plus one roller bearing for the anti-reverse clutch.
—Morgan Lyle, Field & Stream, 4 May 2023
Note tension spring and roller bearing arm at top.
—Lee Hutchinson, Ars Technica, 14 Apr. 2022
Detail view of the cam and roller bearing assembly.
—Lee Hutchinson, Ars Technica, 14 Apr. 2022
Dorella was the one who kept the family going, working up to 12 hours a day at the Mac factory, assembling hulking mechanical toolboxes, fitting each roller bearing and drawer just so.
—Chris Ballard, SI.com, 2 May 2018
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Christopher Murray
May Earn A Commission If You Buy Through Our Referral Links. This Content Was Created By A Team That Works Independently From The Fox Newsroom., FOXNews.com, 31 July 2025
Reel specs generally list the number of ball bearings plus one roller bearing for the anti-reverse clutch.
—Morgan Lyle, Field & Stream, 4 May 2023
Note tension spring and roller bearing arm at top.
—Lee Hutchinson, Ars Technica, 14 Apr. 2022
Detail view of the cam and roller bearing assembly.
—Lee Hutchinson, Ars Technica, 14 Apr. 2022
Dorella was the one who kept the family going, working up to 12 hours a day at the Mac factory, assembling hulking mechanical toolboxes, fitting each roller bearing and drawer just so.
—Chris Ballard, SI.com, 2 May 2018
Cite this Entry
“Roller bearing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/roller%20bearing. Accessed 19 Aug. 2025.
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