Dial Indicator Back Plunger Assembly
Replacement back plunger mechanism for dial indicators used in runout and alignment checks. Falls under HTS 9031.90.91 for parts of unspecified measuring instruments.
Import Duty Rates by Country of Origin
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 parts principally for speedometers/revolution counters
Speedometer parts classify with those instruments in 9029 per Chapter 90 note 2.
If generic plunger mechanisms for non-instrument uses
Other parts not principally for Chapter 90 go to 9033.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include accuracy grade (e.g
• AGD Group 2) and travel range specs
• Photograph internal mechanism to prove dial indicator specificity
Related Products under HTS 9031.90.91
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Mitutoyo Digital Caliper Sensor Assembly
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