Calibration Test Gage Block Holder
Precision kinematic mount holding gage blocks under optical microscopes for calibration verification. HTS 9031.90.59.00 covers this measuring instrument accessory. Ensures accurate positioning during length standard comparisons.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for non-optical measuring instruments
Other measuring instrument parts under 9031.80.
If basic metal lab fixture
Simple metal holders not measurement-specific fall to Chapter 73.
If tool holders for machine tools
Precision holders resembling machine tool fixtures classify under 8466.
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Import Tips & Compliance
• Kinematic design specs and gage block tolerance compatibility required
• Avoid 9031.80 if not optical-specific
• Generic holders may classify as lab ware (6913/3926)
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