Precision Ground Spherical Roller Raceway
Ultra-precise ground raceway surface component for spherical roller bearings, featuring mirror finish for reduced friction. Classified in HTS 8482.99.2520 as specialized inner/outer ring parts. Essential for high-speed steel mill applications.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If angular contact ball bearing component
Angular contact races have precision requirements classified separately.
If with integrated mounting flanges
Races with adapter sleeves or specific mounting features classify as assemblies.
If precision exceeds bearing tolerances for metrology use
Ultra-high precision parts may qualify as measuring/testing apparatus.
Not sure which classification is right?
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Import Tips & Compliance
• Submit surface finish specifications (Ra values) proving bearing-quality grinding
• Include load rating certifications for customs technical verification
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