Vibrations-Isolated CMM Base
This granite base with integrated pneumatic vibration isolation mounts is designed for coordinate measuring machines (CMMs), providing sub-micron stability for high-precision measurements. It minimizes vibrations that could affect measurement accuracy. As a base for a CMM, it is classified under tariff item 9031.90.10.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as part of a complete coordinate measuring machine
Complete CMMs are classified under the measuring instrument heading, not as parts.
If the base is not exclusively for a CMM
Other parts and accessories for measuring instruments fall under this residual item.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Classify the base under 9031.90.10 as it is a base for a coordinate measuring machine
• Ensure the import documents specify the product's use with CMMs
• Check if the base qualifies for duty-free entry under a free trade agreement
Related Products under Tariff item 9031.90.10
Aluminum CMM Portal Frame
This aluminum gantry frame is a structural component designed for high-speed gantry-style coordinate measuring machines (CMMs). It features precision-machined guideways and thermal compensation slots to ensure dimensional stability during measurement operations. As a base or frame for a CMM, it falls under tariff item 9031.90.10.
Cast Iron CMM Frame
This heavy-duty cast iron frame provides the rigid structural skeleton for bridge-style coordinate measuring machines (CMMs). It includes kinematic mounts for probe alignment and vibration damping, ensuring measurement accuracy. As a base or frame for a CMM, it is classified under tariff item 9031.90.10.
CMM Bridge Structure Frame
This aluminum bridge beam frame is designed for cantilever coordinate measuring machines (CMMs), precision-machined for linear guide integration and minimal deflection. It serves as a structural base for the CMM, ensuring accurate measurements. As a base or frame for a CMM, it falls under tariff item 9031.90.10.
CMM Gantry Crossbeam Frame
This hollow aluminum crossbeam frame is designed for large gantry coordinate measuring machines (CMMs), with internal ribbing for stiffness-to-weight optimization. It provides the structural support necessary for accurate 3D measurements. As a base or frame for a CMM, it is classified under tariff item 9031.90.10.
CMM Granite Table with T-Slots
This granite measuring table with integrated T-slot fixturing system is designed for coordinate measuring machines (CMMs), providing a reference datum surface and workpiece clamping. Its low thermal expansion and high rigidity ensure measurement accuracy. As a base for a CMM, it falls under tariff item 9031.90.10.
Granite Base for CMM
This precision-ground granite surface plate is used as the stable base for coordinate measuring machines (CMMs), offering low thermal expansion and high rigidity to minimize vibration and ensure accurate 3D measurements. As a base for a CMM, it is classified under tariff item 9031.90.10.