Inner Ring, 4.2500" Bore Dia., 2.260" W MPN:IRR-4-1/4
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In Stock
Free Shipping
In Stock
SKU
510-G4841929
Inner Ring, 4.2500" Bore Dia., 2.260" W
This high-quality inner ring from Smith Bearing is designed for heavy-duty applications, featuring a robust alloy steel construction and a chrome-plated finish for added durability. With a bore diameter of 4.25 inches and a width of 2.26 inches, it provides a secure fit in a variety of machinery and equipment. The ring's oil holes ensure smooth lubrication and reduced wear on moving parts. Suitable for use in harsh environments, this inner ring meets or exceeds standards such as 9100, ISO 9001, and Mil-B-3990, making it an ideal choice for industries including aerospace, automotive, and heavy machinery.
Top product features:
- Bore Diameter of 4.2500in allows for precise installation in applications requiring a specific inner diameter
- Ring Material Alloy Steel provides durability and resistance to wear and tear
- Chrome Plated Finish reduces friction and wear on the ring, extending its lifespan
Top product applications:
- Heavy Duty Industrial Machinery
- Automotive Steering Systems
- Aerospace Industry Components
Inner Ring, Bore Diameter 4 1/4 in, Outside Diameter 4.998 in, Overall Width 2.26 in, Ring Material Alloy Steel, System of Measurement Inch, Bore Diameter Tolerance +0.0000/-0.0008 in, Finish Chrome Plated, Lubrication Openings Oil Holes, Outside Diameter Tolerance +0.0000/-0.001 in, Ring Material Grade 52100, Standards as 9100, ISO Certified 9001, Mil-B-3990 (SAE as 39901)
Additional Information
- Country of Origin: ZZ
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 5 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 9.00
- Package Width: 8.00
- Package Height: 14.00
- Package Weight: 4.38
Product info last updated on February 19, 2026 6:54pm UTC
Category: Bearings, V-belts and Power Transmission Equipment