MRC Specialty Bearings Catalog
Catalog context for MRC Specialty Bearings pages, including adapter-type, conveyor roll, mast guide, wide inner ring, and OEM reference sections from the 2005 MRC engineering handbook.
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Specialty Bearings
In addition to our standard line of bearing products, Electric Motor Quality
MRC Bearing Services also has the capability of
Electric motor quality bearings are designed to
supplying several non standard or specialty bearings.
provide quiet and smooth operation in electric
The bearings shown above and described on the
motors. They are available in various configurations
following pages are a few examples of our specialty
including open and single or double sealed or
bearings. If you need information about a bearing
shielded types.
type not shown please contact our engineering dept.
Felt Seal Replacement
The following are brief descriptions of our specialty
bearings. Felt seal replacement bearings incorporate synthetic
rubber seals and are a direct replacement for the felt
Adapter
seal type.
Adapter bearings have a 1:12 tapered bore and are
Mast Guide
used with either an adapter sleeve or directly on a
tapered shaft. MRC does not furnish adapter sleeves. Mast guide bearings consist of a family of special
bearings designed to meet the rigorous demands
Conveyor
of industrial truck service. For protection they are
Conveyor bearings may be mounted directly into a equipped with synthetic rubber or polypropylene
conveyor roll or designed with O.D. slots for bracket seals.
mounting. They are equipped with closures for
Wide Inner Ring
protection and lubricant retention.
Wide inner ring bearings are used in electric motors.
Dynamometer
The wide inner ring permits the bearing to be
Dynamometer bearings are designed to minimize mounted without using a locknut on the shaft.
temperature, noise and vibration. Included are
special tolerances and an inner ring land guided
phenolic composition cage.
Type Page
Adapter 204
Conveyor Roll 205
Dynamometer 207
Electric Motor Quality / ASMA cross reference 209
Felt Seal Replacement 224
Mast Guide 228
Wide Inner Ring 231
203