roller bearing


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Related to roller bearing: journal bearing, Tapered roller bearing

roller bearing

[′rō·lər ‚ber·iŋ]
(mechanical engineering)
A shaft bearing characterized by parallel or tapered steel rollers confined between outer and inner rings.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The presumable worn area for a tapered roller bearing is illustrated in Fig.4.
Roller bearings produced by Link Upon Advanced Material Corp.
The tests were performed on a 22308 C-type roller bearing, because its relatively smaller dimension.
This has revealed that a significant number of the roller bearings on the viaduct are corroded and cracking to varying degrees and are likely to fail in the short to medium term.
The Highways Agency has now taken the decision to replace all 136 roller bearings, which means the viaduct will remain partially closed.
SKF products include ball and roller bearings, mounted units, maintenance tools, seals, lubricants, condition monitoring instrumentation, bearing selection software and a host of bearing-related engineering services.
Most mounted units use 22200 or 22300 series spherical roller bearings. Spherical roller bearing mounted units and split pillow blocks are available in shaft sizes from 1 7/16 to 15 3/4 in.
Double-row cylindrical roller bearing units have an integrated seal, are greased and delivered ready to mount.
Timken Split Cylindrical Roller Bearing Housed Units can save hours--even days--of time-consuming equipment teardown and reassembly.
In some cases there may be insufficient space available to mount the lower half of the support pedestal during bearing replacement, unless the shaft itself can be lifted, so the maintenance time can be very protracted unless a more innovative design of split roller bearing support pedestal is available.
According to Quinteros, overall design cost is lowered because less material is needed to accommodate a needle roller bearing of a certain shaft size.