SMITH BEARING Inner Ring: 4 1/2 in Bore, 5.498 in OD, 2.515 in Overall Wd, Alloy Steel
The SMITH BEARING Inner Ring is a needle roller bearing inner ring with a 4 1/2 in bore, 5.498 in OD, and 2.515 in overall width. Manufactured from alloy steel, this inch-system component carries the manufacturer…
SKU 3G-OTH-103849
Also listed as: IRR4121 · IRR 4 1 2 1 · IRR-4-1-2-1
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
Need installation or engineering help?
Ask a question
Product Description
The SMITH BEARING Inner Ring is a needle roller bearing inner ring with a 4 1/2 in bore, 5.498 in OD, and 2.515 in overall width. Manufactured from alloy steel, this inch-system component carries the manufacturer part number IRR-4-1/2-1.
Frequently Asked Questions
What is the SMITH BEARING Inner Ring IRR-4-1/2-1 used for?
The SMITH BEARING Inner Ring IRR-4-1/2-1 is used as a precision component in needle roller bearing assemblies. It provides a hardened raceway for needle rollers in industrial machinery, gearboxes, and conveyor systems where inch-dimensioned bearings are required.
What are the specifications of the SMITH BEARING Inner Ring IRR-4-1/2-1?
The SMITH BEARING Inner Ring IRR-4-1/2-1 has a 4 1/2 in bore, 5.498 in OD, and 2.515 in overall width. It is made from alloy steel and uses the inch system of measurement. The manufacturer part number is IRR-4-1/2-1.
Where to buy the SMITH BEARING Inner Ring IRR-4-1/2-1 worldwide?
You can source the SMITH BEARING Inner Ring IRR-4-1/2-1 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 an application?
To select the correct SMITH BEARING Inner Ring, match the bore size to your shaft diameter, the OD to the housing bore, and the width to the needle roller assembly. Verify the system of measurement (inch) and confirm the part number IRR-4-1/2-1 matches your requirements.
Used in
Common applications for SMITH BEARINGSMITH 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.
