</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

3/8-16 Stainless Steel Wing Nut

Thumb-turn wing nut in AISI 304 stainless with 3/8-16 threading for tool-free adjustment in lab equipment. HTS 7318.16.00.60 includes ergonomic stainless threaded nuts.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+57.5%57.5%
🇲🇽MexicoFree+50.0%50%
🇨🇦CanadaFree+50.0%50%
🇩🇪GermanyFree+50.0%50%
🇯🇵JapanFree+50.0%50%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7318.16.00Same rate: 57.5%

If machine screw size

Size-based statistical reporting separates machine vs cap screw nuts.

3926.90.99Lower: 22.8% vs 57.5%

If nylon or plastic wings

Predominant plastic material shifts to Chapter 39 articles.

8479.90Lower: 10% vs 57.5%

If parts of lab machinery

End-use in instruments may classify under Chapter 84/90 parts.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Highlight manual operation feature to avoid tool-specific classifications

Certify wing dimensions per DIN 315 for metric equivalents

Segregate from plastic wing nuts under Chapter 39