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SMITH BEARINGNeedle Roller Bearing Inner Rings

SMITH BEARING Inner Ring: 2 3/16 in Bore, 2.748 in OD, 1.76 in Overall Wd, Alloy Steel

The SMITH BEARING Inner Ring (SKU 49ER20) is a needle roller bearing inner ring with a 2 3/16 in bore, 2.748 in OD, and 1.76 in overall width, made of alloy steel. This inch-system component, model IRR-2-3/16, is…

SKU 3G-OTH-104002

Brand
SMITH BEARING
Item
Inner Ring: 2 3/16 in Bore, 2.748 in OD, 1.76 in Overall Wd, Alloy Steel
Category
Needle Roller Bearing Inner Rings
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Technical Specifications

SMITH BEARING
Manufacturer Part Number
IRR-2-3/16
Type
Alloy Steel, IRR-2-3/16
OD
2.748 in
Overall Wd
1.76 in
System of Measurement
Inch
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SMITH BEARING Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SMITH BEARING Inner Ring (SKU 49ER20) is a needle roller bearing inner ring with a 2 3/16 in bore, 2.748 in OD, and 1.76 in overall width, made of alloy steel. This inch-system component, model IRR-2-3/16, is designed for use with compatible needle roller bearings.

Frequently Asked Questions

What is a SMITH BEARING inner ring used for?

A SMITH BEARING inner ring, such as the IRR-2-3/16, serves as the raceway for needle roller bearings in rotating machinery. It supports radial loads in applications like gearboxes, pumps, and conveyors across industries including material handling and power transmission.

What are the specifications of the SMITH BEARING IRR-2-3/16 inner ring?

The SMITH BEARING IRR-2-3/16 inner ring has a 2 3/16 in bore, 2.748 in OD, and 1.76 in overall width. It is made of alloy steel and uses an inch system of measurement. This needle roller bearing inner ring is designed for use with compatible needle roller bearings.

Where to buy SMITH BEARING inner rings worldwide?

3G Electric supplies SMITH BEARING inner rings like the IRR-2-3/16 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this alloy steel needle roller bearing component.

How to select the correct SMITH BEARING inner ring for an application?

To select the correct SMITH BEARING inner ring, match the bore size to your shaft diameter and the OD to the needle roller bearing housing. Verify the system of measurement—inch for the IRR-2-3/16—and confirm the overall width fits your assembly. Consult bearing manufacturer guidelines for load ratings.

Used in

Common applications for SMITH BEARING
Packaging machinery — SMITH BEARING MCR series stud cam followers for cam actuation in carton erectors and case sealers.
Conveyor systems — SMITH BEARING HR series heavy stud cam followers for roller guidance in belt conveyors and chain drives.
Automated assembly lines — SMITH BEARING BYR series yoke cam followers for linear motion guides in pick-and-place units.
Food processing equipment — SMITH BEARING HR-2-1/4-XB-SS-FG stainless steel cam followers for washdown conveyor systems.
Material handling — SMITH BEARING BCR-7/8-X non-metallic cam followers for low-noise roller tracks in sortation systems.
Industrial printing presses — SMITH BEARING MCRV-90-SB track rollers for web guiding and tension control mechanisms.

SMITH BEARING Products

3G Electric supplies SMITH BEARING needle roller bearing inner rings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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