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SMITH BEARINGNeedle Roller Bearing Inner Rings

SMITH BEARING Inner Ring: 1 3/4 in Bore, 2.248 in OD, 1.76 in Overall Wd, Alloy Steel

The SMITH BEARING Inner Ring (SKU 3G-OTH-102614) is an inch-system needle roller bearing inner ring with a 1 3/4 in bore, 2.248 in OD, and 1.76 in overall width, made of alloy steel. This component, referenced as…

SKU 3G-OTH-102614

Also listed as: IRR134 · IRR 1 3 4 · IRR-1-3-4

Brand
SMITH BEARING
Item
Inner Ring: 1 3/4 in Bore, 2.248 in OD, 1.76 in Overall Wd, Alloy Steel
Category
Needle Roller Bearing Inner Rings
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SMITH BEARING
Manufacturer Part Number
IRR-1-3/4
Type
Alloy Steel, IRR-1-3/4
OD
2.248 in
Overall Wd
1.76 in
System of Measurement
Inch

Technical Documents

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SMITH BEARING Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SMITH BEARING Inner Ring (SKU 3G-OTH-102614) is an inch-system needle roller bearing inner ring with a 1 3/4 in bore, 2.248 in OD, and 1.76 in overall width, made of alloy steel. This component, referenced as manufacturer part number IRR-1-3/4, is designed for use with compatible needle roller bearing assemblies.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a SMITH BEARING inner ring used for?

A SMITH BEARING inner ring serves as the raceway for needle rollers in a bearing assembly, enabling smooth rotary motion under radial loads. It is commonly used in industrial gearboxes, pumps, and material handling equipment where compact, high-load-capacity bearings are required.

What are the specifications of the SMITH BEARING IRR-1-3/4 inner ring?

The SMITH BEARING IRR-1-3/4 inner ring has a 1 3/4 in bore, 2.248 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 bearing assemblies.

Where to buy SMITH BEARING inner rings worldwide?

3G Electric supplies SMITH BEARING inner rings like the IRR-1-3/4 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 assembly?

To select the correct SMITH BEARING inner ring, match the bore size to your shaft diameter, the OD to the housing bore, and the overall width to the needle roller cage. Verify the system of measurement (inch vs metric) and confirm the part number, such as IRR-1-3/4, against your assembly requirements.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
SMITH BEARING Inner Ring: 1 3/8 in Bore, 1.624 in OD, 1.26 in Overall Wd, Alloy Steel, IRR-1-3/8
SMITH BEARING
SMITH BEARING Inner Ring: 1 3/8 in Bore, 1.624 in OD, 1.26 in Overall Wd, Alloy Steel, IRR-1-3/8
SMITH BEARING
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SMITH BEARING Inner Ring: 1 3/4 in Bore, 2.248 in OD, 1.51 in Overall Wd, Alloy Steel, IRR-1-3/4-2
SMITH BEARING
SMITH BEARING
SMITH BEARING Inner Ring: 1 1/2 in Bore, 1.749 in OD, 1.26 in Overall Wd, Alloy Steel, IRR-1-1/2
SMITH BEARING Inner Ring: 3 1/4 in Bore, 3.748 in OD, 2.01 in Overall Wd, Alloy Steel, IRR-3-1/4
SMITH BEARING
SMITH BEARING Inner Ring: 3 1/4 in Bore, 3.748 in OD, 2.01 in Overall Wd, Alloy Steel, IRR-3-1/4
SMITH BEARING Inner Ring: 2 3/4 in Bore, 3.248 in OD, 1.76 in Overall Wd, Alloy Steel, IRR-2-3/4
SMITH BEARING
SMITH BEARING Inner Ring: 2 3/4 in Bore, 3.248 in OD, 1.76 in Overall Wd, Alloy Steel, IRR-2-3/4
SMITH BEARING Inner Ring: 2 1/4 in Bore, 2.748 in OD, 1.76 in Overall Wd, Alloy Steel, IRR-2-1/4
SMITH BEARING
SMITH BEARING Inner Ring: 2 1/4 in Bore, 2.748 in OD, 1.76 in Overall Wd, Alloy Steel, IRR-2-1/4

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Alloy steel inner ring for needle roller bearings, inch system. Bore 1/2 in, OD 0.749 in, width 0.76 in. Provides a hardened raceway for needle rollers in compact bearing arrangements such as gearboxes, pumps, and conveyor systems
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Alloy steel inner ring for needle roller bearings, inch system. Bore 1/2 in, OD 0.749 in, width 0.76 in. Provides a hardened raceway for needle rollers in compact bearing arrangements such as gearboxes, pumps, and conveyor systems
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Alloy steel inner ring for needle roller bearings, inch system. Bore 1-3/8 in, OD 1.749 in, overall width 1.26 in. Provides a hardened raceway for needle rollers in compact bearing arrangements, supporting radial loads in gearboxes, pumps, and conveyor systems
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Alloy steel inner ring for needle roller bearings, inch system. Bore 1-3/8 in, OD 1.749 in, overall width 1.26 in. Provides a hardened raceway for needle rollers in compact bearing arrangements, supporting radial loads in gearboxes, pumps, and conveyor systems
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Alloy steel inner ring for inch-system needle roller bearing assemblies. Bore 11/16 in, OD 0.874 in, overall width 0.76 in. Provides a hardened raceway for needle rollers in rotating or oscillating applications such as gearboxes, pumps, and conveyors
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