We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

SMITH BEARING Inner Ring: 3 1/4 in Bore, 3.748 in OD, 2.01 in Overall Wd, Alloy Steel - Needle Roller Bearing Inner Rings
SMITH BEARINGNeedle Roller Bearing Inner Rings

SMITH BEARING Inner Ring: 3 1/4 in Bore, 3.748 in OD, 2.01 in Overall Wd, Alloy Steel

The SMITH BEARING Inner Ring: 3 1/4 in Bore is an inch-system needle roller bearing inner ring with a 3.748 in outer diameter and 2.01 in overall width, made from alloy steel. This IRR-3-1/4 component is designed for…

SKU 3G-OTH-105306

Also listed as: IRR314 · IRR 3 1 4 · IRR-3-1-4

Brand
SMITH BEARING
Item
Inner Ring: 3 1/4 in Bore, 3.748 in OD, 2.01 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-3-1/4
Type
Alloy Steel, IRR-3-1/4
OD
3.748 in
Overall Wd
2.01 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: 3 1/4 in Bore is an inch-system needle roller bearing inner ring with a 3.748 in outer diameter and 2.01 in overall width, made from alloy steel. This IRR-3-1/4 component is designed for use with compatible needle roller bearings.

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 the SMITH BEARING IRR-3-1/4 inner ring used for?

The SMITH BEARING IRR-3-1/4 is a needle roller bearing inner ring used in industrial machinery and equipment that requires inch-system bearings. It serves as the inner raceway for needle roller bearings, supporting radial loads in applications such as gearboxes, pumps, and conveyor systems.

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

The SMITH BEARING IRR-3-1/4 inner ring has a 3 1/4 in bore, 3.748 in outer diameter, and 2.01 in overall width. It is made from alloy steel and uses the inch system of measurement. The manufacturer part number is IRR-3-1/4.

Where to buy the SMITH BEARING IRR-3-1/4 inner ring worldwide?

You can source the SMITH BEARING IRR-3-1/4 inner ring through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct SMITH BEARING inner ring for a needle roller bearing?

To select the correct SMITH BEARING inner ring, match the bore size to your shaft diameter and the outer diameter to the needle roller bearing's inner raceway. The IRR-3-1/4 uses inch dimensions: 3 1/4 in bore, 3.748 in OD. Verify compatibility with your bearing assembly before ordering.

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

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SMITH BEARING Inner Ring: 3 1/8 in Bore, 3.748 in OD, 2.01 in Overall Wd, Alloy Steel, IRR-3-1/8
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