thrust bearing

American  

noun

Machinery.

1. a bearing designed to absorb thrusts parallel to the axis of revolution.

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thrust bearing British  

noun

1. engineering a low-friction bearing on a rotating shaft that resists axial thrust in the shaft. Usually it consists of a collar which bears against a ring of well lubricated stationary and sometimes tilting pads Compare tapered roller bearing

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Etymology

Origin of thrust bearing

First recorded in 1860–65

Example Sentences

In 1980, the Warrior was seized by the Spanish navy, who removed a thrust bearing from the propeller shaft and held the ship for $142,000 bail.

From Slate • Jul. 22, 2025

The lens rotates in time with ZAR on a massive thrust bearing, and is housed in a plastic sphere 100 ft. in diameter.

From Time Magazine Archive

A form of roof truss in which the collar between rafters is used as the thrust bearing for the ribs which project up from the hammer beam.

From Carpentry for Boys In a Simple Language, Including Chapters on Drawing, Laying Out Work, Designing and Architecture With 250 Original Illustrations by Zerbe, James Slough

The thrust bearing is of peculiar construction, the arrangement being such that the bearing surfaces remain in perfect contact however much the shaft may be out of line.

From Scientific American, Volume 22, No. 1, January 1, 1870 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. by Various

The lower screw S1 is then adjusted to permit about 0.008 to 0.010 of an inch freedom for the collar between the grooves of the thrust bearing.

From Steam Turbines A Book of Instruction for the Adjustment and Operation of the Principal Types of this Class of Prime Movers by Collins, Hubert E. (Hubert Edwin)