9031.90.45.00/Cast Iron CMM Frame/Mexico

Cast Iron CMM Frame from Mexico

Heavy-duty cast iron structural frame providing the rigid skeleton for bridge-style CMMs of 9031.49.40. Designed with kinematic mounts for probe alignment and vibration damping. Falls under 9031.90.45.00 as an essential frame for coordinate measuring precision.

Duty Rate — Mexico → United States

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))

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Import Tips

• Provide engineering drawings showing CMM-specific mounting patterns to prove dedicated use

• Ensure material cert for cast iron grade (e.g

• Meehanite) to support classification

• Avoid bundling with probes/accessories to prevent set classification under 9031.49.40