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Inner Rings

Motion has an inventory of industrial bearing rings, categorized by inner, outer, and stabilizing rings. The bearing rings are compatible with angular contact ball bearings, cylindrical roller bearings, and spherical roller bearings.
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78 Results

Photos may not represent actual items. Refer to name and product specs for all details.
Sorted by:
Product Type: Inner Rings
Smith Bearing Company IRR-5-1
Smith Bearing Company  IRR-5-1
Smith Bearing IRR-5-1
MI ITEM #05942432
MFR #IRR-5-1
Supplier Network
See substitute items
$461.17/each
Smith Bearing Company IRR-5/8-1
Smith Bearing Company  IRR-5/8-1
Smith Bearing IRR-5/8-1
MI ITEM #05942377
MFR #IRR-5/8-1
In stock
See substitute items
$19.01/each
Smith Bearing Company IRR-4-1/2-1
Smith Bearing Company  IRR-4-1/2-1
Smith Bearing IRR-4 1/2-1
MI ITEM #05942429
MFR #IRR-4-1/2-1
In stock
See substitute items
$366.88/each
Smith Bearing Company IRR-3/4
Smith Bearing Company  IRR-3/4
Smith Bearing IRR-3/4 INNER RING RACES (MI-12)
MI ITEM #05942533
MFR #IRR-3/4
In stock
See substitute items
$22.45/each
Smith Bearing Company IRR-13/16-2
Smith Bearing Company  IRR-13/16-2
Smith Bearing IRR-13/16-2
MI ITEM #05942383
MFR #IRR-13/16-2
Factory Order
See substitute items
$26.59/each
Smith Bearing Company IRR-5/8
Smith Bearing Company  IRR-5/8
Smith Bearing IRR-5/8 INNER RING RACES (MI-10N)
MI ITEM #05942534
MFR #IRR-5/8
In stock
See substitute items
$19.60/each
Smith Bearing Company IRR-2-2
Smith Bearing Company  IRR-2-2
Smith Bearing IRR-2-1
MI ITEM #05942402
MFR #IRR-2-2
In stock
See substitute items
$44.82/each
Smith Bearing Company IRR-1/2
Smith Bearing Company  IRR-1/2
Smith Bearing IRR-1/2 INNER RING RACES (MI-8N)
MI ITEM #05942520
MFR #IRR-1/2
In stock
See substitute items
$18.66/each
Smith Bearing Company IRR-2-1/4
Smith Bearing Company  IRR-2-1/4
Smith Bearing IRR-2 1/4
MI ITEM #05942405
MFR #IRR-2-1/4
In stock
See substitute items
$55.35/each
Smith Bearing Company IRR-6
Smith Bearing Company  IRR-6
Smith Bearing IRR-6
MI ITEM #05942436
MFR #IRR-6
Supplier Network
See substitute items
$611.76/each
Smith Bearing Company IRR-5-1/2
Smith Bearing Company  IRR-5-1/2
Smith Bearing IRR-5 1/2
MI ITEM #05942433
MFR #IRR-5-1/2
Factory Order
See substitute items
$488.97/each
IKO International Inc WS2542
IKO International Inc  WS2542
IKO WS2542 BRG
MI ITEM #02170587
MFR #WS2542
In stock
$24.17/each
Smith Bearing Company IRR-1-1/2
Smith Bearing Company  IRR-1-1/2
Smith Bearing IRR-1-1/2 INNER RING RACES (MI-24)
MI ITEM #05942522
MFR #IRR-1-1/2
In stock
See substitute items
$33.99/each
Smith Bearing Company IRR-5
Smith Bearing Company  IRR-5
Smith Bearing IRR-5
MI ITEM #05942431
MFR #IRR-5
In stock
See substitute items
$471.57/each
Smith Bearing Company IRR-1
Smith Bearing Company  IRR-1
Smith Bearing IRR-1 INNER RING RACES (MI-16N)
MI ITEM #05942519
MFR #IRR-1
In stock
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$24.62/each
Smith Bearing Company IRR-3-1/2
Smith Bearing Company  IRR-3-1/2
Smith Bearing IRR 3-1/2 INNER RACE
MI ITEM #02249035
MFR #IRR-3-1/2
In stock
See substitute items
$154.15/each
Smith Bearing Company IRR-1-1/8-2
Smith Bearing Company  IRR-1-1/8-2
Smith Bearing IRR-1-1/8-2 INNER RING RACES (MI-18N)
MI ITEM #05942524
MFR #IRR-1-1/8-2
In stock
See substitute items
$28.63/each
Smith Bearing Company IRR-3/4-3
Smith Bearing Company  IRR-3/4-3
Smith Bearing IRR-3/4-3
MI ITEM #05942380
MFR #IRR-3/4-3
In stock
See substitute items
$21.19/each
Smith Bearing Company IRR-1/2-1
Smith Bearing Company  IRR-1/2-1
Smith Bearing IRR-1/2-1
MI ITEM #05942430
MFR #IRR-1/2-1
In stock
See substitute items
$19.01/each
Smith Bearing Company IRR-7
Smith Bearing Company  IRR-7
Smith Bearing IRR-7
MI ITEM #05942379
MFR #IRR-7
Factory Order
See substitute items
$876.83/each
Smith Bearing Company IRR-3-5/8
Smith Bearing Company  IRR-3-5/8
Smith Bearing IRR-3 5/8
MI ITEM #05942420
MFR #IRR-3-5/8
Factory Order
See substitute items
$180.39/each
Smith Bearing Company IRR-1-1/4
Smith Bearing Company  IRR-1-1/4
Smith Bearing IRR-1-1/4 INNER RING RACES (MI-20)
MI ITEM #05942523
MFR #IRR-1-1/4
In stock
See substitute items
$28.81/each
Smith Bearing Company IRR-3-1/8
Smith Bearing Company  IRR-3-1/8
Smith Bearing IRR-3 1/8
MI ITEM #05942417
MFR #IRR-3-1/8
Factory Order
See substitute items
$149.56/each
Smith Bearing Company IRR-2
Smith Bearing Company  IRR-2
Smith Bearing IRR-2 INNER RING RACES (MI-32)
MI ITEM #05942532
MFR #IRR-2
In stock
See substitute items
$45.40/each
Showing 1-24 of 78

LITERATURE & CATALOGS

Document image
NSK Bearings Flyer
NSK has designed radial and deep groove bearings and solutions engineered for continuous, high-performance operation. Built to withstand harsh conditions, NSK products deliver superior reliability even when facing extreme temperatures and chemical exposure.
Document image
NSK Molded Oil Bearing Brochure
Lubrication is essential to bearings to achieve the level of performance for which they were designed. Appropriate lubricant selection and methods will ensure reduced friction and wear inside the bearing, while allowing the bearing to perform optimally for the duration of its expected life.
Document image
NSK Deep Groove Ball Bearings
Single row deep groove ball bearings are inarguably the most widely used and versatile bearing type, owing to their simple, low-maintenance design and robust performance. NSK deep groove ball bearings deliver superior total operating and energy efficiency.
Document image
NSK Corrosion Resistant Deep Grove Ball Bearings
NSK has developed ES1 stainless steel for use in high-humidity, chemical and hygienic environments, where corrosion can impair the reliable long term operating life of rolling bearings. ES1 steel consists of fine carbides, nitrides and strong martensite, delivering improved resistance to corrosion and fatigue.
MORE RESOURCES
SKF Roller Bearing Case Study
A long-time petroleum mining customer contacted our team after finding high levels of wear metals in their grease samples. This customer's vibration readings also showed defects in their bearing's outer rings, meaning the equipment needed to be replaced swiftly.
SKF Spherical Roller Bearings
While standard bearings have their place, they simply can't match the performance and longevity of SKF Spherical Roller Bearings in demanding applications.
See all resources