High-Precision Air-Bearing Dividing Head

Air-bearing dividing head for 5-axis machining centers (HTS 8464-8465), offering sub-arcsecond accuracy for aerospace and semiconductor applications. Classified in 8466.30.10.00 for its dividing head function with machine tools.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+35.0%38.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8466.94Lower: 14.7% vs 38.7%

If predominantly electronic servo-driven

Advanced control systems may dominate over mechanical dividing classification.

8481.80.90Lower: 37% vs 38.7%

If integral to semiconductor polishers

Per Chapter 84 notes, wafer grinder/polisher components use specific provisions.

9027.90Lower: 10% vs 38.7%

If with dominant optical encoder

Precision measuring instruments for machining feedback shift to Chapter 90.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Provide NIST-traceable accuracy certificates for air-bearing friction specs

Declare cleanroom compatibility if for semiconductor end-use

File EEI for high-value precision items regardless of simplified procedure eligibility