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  1. Home
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  3. Power Transmission
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  5. Bearings, V-belts & Power Transmission Equipment
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  7. Roller Bearings
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  9. Inner Rings

Inner Rings (1,000+ items)

Ina Inner Ring, Bore 30 mm, Width 20 mm IR30X35X20-XL
Ina

Inner Ring, Bore 30 mm, Width 20 mm

Zoro # G1310023
Mfr # IR30X35X20-XL
product price: 
$24.29
/ea
Iko Inner Ring, Metric, No LRT404822 LRT404822
Iko

Inner Ring, Metric, No LRT404822

Zoro # G208354506
Mfr # LRT404822
product price: 
$20.65
/ea
Iko Inner Ring, Inch, No LRB283628 LRB283628
Iko

Inner Ring, Inch, No LRB283628

Zoro # G308354352
Mfr # LRB283628
product price: 
$35.19
/ea
No Product Image Available
Smith Bearing

Inner Ring, 0.5000" Bore Dia., 0.760" W

Zoro # G4842516
Mfr # IRR-1/2
product price: 
$9.29
/ea
Iko Inner Ring, Metric, No LRT404520 LRT404520
Iko

Inner Ring, Metric, No LRT404520

Zoro # G008354317
Mfr # LRT404520
product price: 
$19.15
/ea
Torrington Nrb Solid Race Inner Ring IR612
Torrington

Nrb Solid Race Inner Ring

Zoro # G011305290
Mfr # IR612
product price: 
$13.65
/ea
Sold in mult. of 2 for $27.30
Ina Inner Ring, Bore 40 mm, Width 30 mm IR40X45X30-XL
Ina

Inner Ring, Bore 40 mm, Width 30 mm

Zoro # G3499045
Mfr # IR40X45X30-XL
product price: 
$41.59
/ea
Ina Inner Ring, Bore 20 mm, Width 20 mm IR20X25X20-XL
Ina

Inner Ring, Bore 20 mm, Width 20 mm

Zoro # G1850177
Mfr # IR20X25X20-XL
product price: 
$19.35
/ea
Iko Inner Ring, Metric, No LRT384330 LRT384330
Iko

Inner Ring, Metric, No LRT384330

Zoro # G308354192
Mfr # LRT384330
product price: 
$35.19
/ea
Iko Inner Ring, Inch, No LRB182216 LRB182216
Iko

Inner Ring, Inch, No LRB182216

Zoro # G808354524
Mfr # LRB182216
product price: 
$23.15
/ea
Iko Inner Ring, Metric, No LRT354030 LRT354030
Iko

Inner Ring, Metric, No LRT354030

Zoro # G408354214
Mfr # LRT354030
product price: 
$40.19
/ea
Torrington Nrb Solid Race Inner Ring JR25X30X38.5
Torrington

Nrb Solid Race Inner Ring

Zoro # G311304283
Mfr # JR25X30X38.5
product price: 
$36.39
/ea
Koyo NRB Solid Race Inner Ring IRA-5
Koyo

NRB Solid Race Inner Ring

Zoro # G612426257
Mfr # IRA-5
product price: 
$15.39
/ea
Torrington Nrb Solid Race Inner Ring IR101416
Torrington

Nrb Solid Race Inner Ring

Zoro # G411304985
Mfr # IR101416
product price: 
$12.39
/ea
Sold in mult. of 2 for $24.78
Iko Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB222820E01 IRB222820E01
Iko

Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB222820E01

Zoro # G208354018
Mfr # IRB222820E01
product price: 
$24.89
/ea
Iko Inner Ring, Metric - For Shell Needle Roller Bearing, No IRT2530 IRT2530
Iko

Inner Ring, Metric - For Shell Needle Roller Bearing, No IRT2530

Zoro # G908354073
Mfr # IRT2530
product price: 
$26.59
/ea
Iko LRT Series, Machined Type Needle Roller Bearing Inner Ring, Metric LRT455240
Iko

LRT Series, Machined Type Needle Roller Bearing Inner Ring, Metric

Zoro # G121910841
Mfr # LRT455240
product price: 
$30.59
/ea
Iko Inner Ring, Metric - For Shell Needle Roller Bearing, No IRT4020 IRT4020
Iko

Inner Ring, Metric - For Shell Needle Roller Bearing, No IRT4020

Zoro # G408353965
Mfr # IRT4020
product price: 
$20.99
/ea
Iko Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB1212 IRB1212
Iko

Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB1212

Zoro # G608354083
Mfr # IRB1212
product price: 
$15.25
/ea
Iko Inner Ring, Inch, No LRB101412 LRB101412
Iko

Inner Ring, Inch, No LRB101412

Zoro # G208354261
Mfr # LRB101412
product price: 
$15.59
/ea
Torrington Nrb Solid Race Inner Ring IR3024
Torrington

Nrb Solid Race Inner Ring

Zoro # G211305014
Mfr # IR3024
product price: 
$48.99
/ea
Regal Beloit Needle Bearing Inner Ring, 3-1/4 in. Bore, 3-3/4 in. Outside Diameter MI 52
Regal Beloit

Needle Bearing Inner Ring, 3-1/4 in. Bore, 3-3/4 in. Outside Diameter

Zoro # G312502527
Mfr # MI 52
product price: 
$132.99
/ea
Iko Inner Ring, Metric, No LRT152012S LRT152012S
Iko

Inner Ring, Metric, No LRT152012S

Zoro # G508354183
Mfr # LRT152012S
product price: 
$10.69
/ea
Iko Inner Ring, Metric - For Shell Needle Roller Bearing, No IRT15152 IRT15152
Iko

Inner Ring, Metric - For Shell Needle Roller Bearing, No IRT15152

Zoro # G708354037
Mfr # IRT15152
product price: 
$13.65
/ea
Bower Outer Ring - 100.046 Mm Od X 25 Mm W M1309CAH
Bower

Outer Ring - 100.046 Mm Od X 25 Mm W

Zoro # G410435963
Mfr # M1309CAH
product price: 
$98.45
/ea
Bower Inner Ring - 105 Mm Id X 49 Mm W MU1321L
Bower

Inner Ring - 105 Mm Id X 49 Mm W

Zoro # G710434437
Mfr # MU1321L
product price: 
$453.99
/ea
Iko Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB128 IRB128
Iko

Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB128

Zoro # G908353892
Mfr # IRB128
product price: 
$14.19
/ea
Iko Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB546462E02 IRB546462E02
Iko

Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB546462E02

Zoro # G008354027
Mfr # IRB546462E02
product price: 
$486.99
/ea
Iko Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB88 IRB88
Iko

Inner Ring, Inch - For Shell Needle Roller Bearing, No IRB88

Zoro # G608354045
Mfr # IRB88
product price: 
$13.69
/ea
Iko IRT Series, Shell Type Needle Roller Bearing Inner Ring, Metric IRT1212
Iko

IRT Series, Shell Type Needle Roller Bearing Inner Ring, Metric

Zoro # G421910701
Mfr # IRT1212
product price: 
$6.49
/ea
Sold in mult. of 4 for $25.96
Iko Inner Ring, Shell Type Needle Roller Bearing, Inch IRB2020
Iko

Inner Ring, Shell Type Needle Roller Bearing, Inch

Zoro # G721911729
Mfr # IRB2020
product price: 
$16.79
/ea
Sold in mult. of 2 for $33.58
Ina Inner Rings, Needle bearings mach  PI101412
Ina

Inner Rings, Needle bearings mach

Zoro # G623784292
Mfr # PI101412
product price: 
$8.59
/ea
Sold in mult. of 4 for $34.36
Iko Inner Ring, Shell Type Needle Roller Bearing, Inch IRB2016
Iko

Inner Ring, Shell Type Needle Roller Bearing, Inch

Zoro # G721910913
Mfr # IRB2016
product price: 
$16.19
/ea
Sold in mult. of 2 for $32.38
Iko Inner Ring, Metric, No LRT556345 LRT556345
Iko

Inner Ring, Metric, No LRT556345

Zoro # G108354347
Mfr # LRT556345
product price: 
$49.89
/ea
Bower Outer Ring - 80 Mm Od X 34.925 Mm W M5307E
Bower

Outer Ring - 80 Mm Od X 34.925 Mm W

Zoro # G710436080
Mfr # M5307E
product price: 
$138.99
/ea
Ina Inner Rings, Needle bearings mach  SIH1012
Ina

Inner Rings, Needle bearings mach

Zoro # G923784329
Mfr # SIH1012
product price: 
$8.59
/ea
Sold in mult. of 4 for $34.36
Inner Rings (1,000+ items)
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About Inner Rings

Inner Rings are an essential component of a variety of bearing systems. They are used to secure and hold the bearing in place, while also providing additional support and stability. Inner Rings help provide smooth, reliable motion for a wide range of applications.

Types of Inner Rings

Inner Rings come in a variety of sizes and styles depending on their purpose. Some are designed for heavy-duty industrial use, while others may be more suited for lighter-duty applications. The material used to construct the ring can also vary greatly, with some being made from steel or aluminum alloys, while others may be made from softer materials such as plastic or rubber.

How Inner Rings are Made

Inner Rings typically consist of two components: the inner ring itself, which is usually made from steel or aluminum alloy; and an outer sleeve that provides additional support and stability. The outer sleeve is often made from plastic or rubber compounds that have been specifically designed to withstand wear and tear over time.

Industries that use Inner Rings

Inner Ring bearings can be found in many industries such as automotive manufacturing, aerospace engineering, oil & gas production, medical device manufacturing, machine tooling operations and many more. Professionals who work with these components need to understand how they function within their specific application so they can ensure optimal performance.

Find the Inner Rings You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of inner rings, along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.

Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Frequently Asked Questions

Inner Rings within a Power Transmission system stabilize and support the rotation of shafts, bearings, and other rotating components, ensuring smooth and efficient operation.

Inner Rings fit snugly onto a shaft and are typically press-fit into place. Conversely, Outer Rings are designed to fit around the circumference of a bearing and rotate freely.

When selecting Inner Rings, it's crucial to match their dimensions to the shaft size and bearing type, ensuring compatibility and proper functionality.

Inner Rings perform the essential function of reducing friction and wear between rotating components, minimizing energy loss and extending the lifespan of the system.

Related Categories

Needle Roller BearingsSpherical Roller BearingsTapered Roller BearingsV-BeltsThrust Washers
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