Thread Pitch Gauge
Dual-sided steel gauge with 60° and 55° thread profiles for identifying Unified and Whitworth pitches. Classified in HTS 9017.30.80.00 as a specialized handheld gauge for pitch length measurement.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If precision thread plug/ring gauges
High-precision gauging standards for lab use shift to 9031 industrial instruments.
If sold as part of tap/die set
Interchangeable hand tools for threading classify under Chapter 82 per end-use set packaging.
If electronic thread measuring devices
Instruments with digital pitch calculation belong in 9031 per chapter note exclusions.
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
• List all covered standards (UNC, UNF, Metric) in commercial invoice for verification
• Distinguish from thread ring/plug gauges (often 9031); leaf-style stays manual/handheld
• Anti-rust coating documentation prevents reclassification as coated steel under 7210
Related Products under HTS 9017.30.80.00
Plastigage Strip
Color-coded plastic crush gauge strips (0.0005-0.010in) for bearing clearance measurement. HTS 9017.30.80.00 as specialized length/compression gauge.
Pitch Diameter Go/No-Go Gauge
Thread plug gauge for 1/4-20 UNC go/no-go pitch diameter verification. HTS 9017.30.80.00 for precision thread length gauges.
Digital Vernier Caliper
A handheld precision measuring tool with digital readout for accurately measuring internal, external, and depth dimensions up to 6 inches. Classified under HTS 9017.30.80.00 as 'other' micrometers, calipers, and gauges for manual length measurement in workshops and labs, distinct from automated instruments elsewhere in Chapter 90.
Taper Gauge
Graduated tapered steel pins (1/32-1/2in range) for quick hole ID in sheet metal work. HTS 9017.30.80.00 as handheld variable length gauge.
Outside Micrometer Set
A set of three precision micrometers (0-1in, 1-2in, 2-3in) with ratchet thimbles for external diameter measurements to 0.0001in accuracy. Falls under HTS 9017.30.80.00 as handheld 'other' micrometers for manual use, not specified elsewhere like optical comparators.
Dial Indicator Gauge
A mechanical dial gauge with 0.0005in resolution and continuous dial for measuring surface flatness and runout on lathes. HTS 9017.30.80.00 applies to this handheld comparator-style gauge as 'other' for manual length verification.