4.2mm Hex Washer Head Self-Tapper

Stainless steel self-tapping screw featuring integrated washer head and 4.2mm thread diameter, used in outdoor equipment assembly. Qualifies under HTS 7318.14.1030 for small-diameter stainless self-tappers.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China6.2%+35.0%41.2%
🇲🇽Mexico6.2%+10.0%16.2%
🇨🇦Canada6.2%+10.0%16.2%
🇩🇪Germany6.2%+10.0%16.2%
🇯🇵Japan6.2%+10.0%16.2%

Alternative Classifications

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

7318.22.00Lower: 35% vs 41.2%

If other washers imported separately

Separate washer components classified under washer headings, not with screws.

7318.14.50Higher: 43.6% vs 41.2%

If wood screws rather than sheet metal type

Self-tapping wood screws have different thread profiles, separate subheading.

7317.00.20Lower: 35% vs 41.2%

If imported as nail with partial threading

Nails with minimal threading classified as nails, not screws.

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

Document head style (hex washer) and confirm integral washer doesn't trigger set classification

Test samples for self-tapping ability if CBP questions during examination

Avoid bulk packaging over 50kg to prevent 'bulk' vs 'retail' reclassification issues