Product Description
The Koyo Corp. IRA-12 is a high carbon chrome steel inner ring designed for precise fit and durability. It works best with drawn cup needle roller bearings, providing a hardened and properly toleranced inner race.
- Made from high carbon, high chromium steel.
- Available in inch and metric sizes.
- Can be used as a wear bushing.
Product Highlights
This inner ring comes with options for an oil hole and is constructed to high-performance standards.
Product Information
Standard Information
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Brand: Koyo Corp.
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Part Number: IRA-12
Technical Specifications
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Inner Diameter: 0.75 in, 19.05 mm
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Outer Diameter: 1 in, 25.4 mm
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Overall Width: 1.04 in, 26.31 mm
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Operating Temperature (Max): 230 °F
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Operating Temperature (Min): -22 °F
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Weight: 0.011 LB
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Precision Class: ABEC 1
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Bearing Material: High Carbon Chrome Steel