Four-Point Angular Contact Bearing QJ308 from Japan
QJ308 four-point contact ball bearing (40mm bore) accommodates axial loads in both directions, used in crystal boule grinders for semiconductor preparation. Single row design supports radial/axial combinations per statistical notes. HTS 8482.10.5028 classification.
Duty Rate — Japan → United States
19%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Confirm four-point geometry via sectional drawings; note bidirectional thrust
• Common error: confusing with double-row under 8482.10.5032
• Track via ABI for statistical reporting