P&B Engineering Balancer Spindle Cartridge from China
Precision spindle cartridge assembly for P&B high-speed balancing machines used on aerospace mechanical parts like turbine blades. Features angular position encoders for phase measurement during balancing. HTS 9031.90.91.30 classification for dedicated balancing machine parts.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide encoder resolution specs and RPM ratings in technical docs
• Certify as aerospace-qualified parts for preferential tariff treatment
• Avoid 8483 classification as general bearings by emphasizing measuring role