SMITH BEARING Inner Ring: 3 3/4 in Bore, 4.248 in OD, 2.01 in Overall Wd, Alloy Steel
The SMITH BEARING Inner Ring (SKU IRR-3-3/4, IRR-3-3/4) is an inch-system needle roller bearing inner ring with a 3 3/4 in bore, 4.248 in OD, and 2.01 in overall width, constructed from alloy steel. This component is…
SKU 3G-OTH-103174
Also listed as: IRR334 · IRR 3 3 4 · IRR-3-3-4
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SMITH BEARING Inner Ring (SKU IRR-3-3/4, IRR-3-3/4) is an inch-system needle roller bearing inner ring with a 3 3/4 in bore, 4.248 in OD, and 2.01 in overall width, constructed from alloy steel. This component is designed for use with compatible needle roller bearings to support radial loads in industrial equipment.
Frequently Asked Questions
What is the SMITH BEARING Inner Ring IRR-3-3/4 used for?
The SMITH BEARING Inner Ring IRR-3-3/4 is used as a component in needle roller bearing assemblies to support radial loads in industrial equipment such as gearboxes, pumps, and conveyors. It provides a precision-ground raceway for needle rollers, enabling smooth rotation under heavy loads.
What are the specifications of the SMITH BEARING Inner Ring IRR-3-3/4?
The SMITH BEARING Inner Ring IRR-3-3/4 has a 3 3/4 in bore, 4.248 in OD, and 2.01 in overall width. It is made of alloy steel and uses the inch system of measurement. The manufacturer part number is IRR-3-3/4, and it is designed for use with compatible needle roller bearings.
Where to buy the SMITH BEARING Inner Ring IRR-3-3/4 worldwide?
You can source the SMITH BEARING Inner Ring IRR-3-3/4 from 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 on this SMITH 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 (3 3/4 in for IRR-3-3/4) to your shaft diameter, and ensure the OD and overall width fit your housing. Verify the system of measurement (inch) and load rating requirements. Consult the SMITH BEARING catalog for compatible needle roller bearings.
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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.
