Importers of HS 8482.10 (ball bearings with integral shafts) from Korea, South actually paid 22.39% on the taxed portion of the value in 2026-06 — 15.33% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 2.4%. Over the window the rate on the taxed portion moved 8.91% → 22.39%, with the largest single step +20.5pp in 2025-09. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 2.4% — importers actually paid 22.39%, so the trade-war overlay added 20 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "8482.10", origin: "Korea, South") · see it at trimtabist.com/tariffs
HS 8482.10. The schedule base rate is 2.4%; importers from South Korea actually paid 22.39% on the dutiable value in 2026-06 — the trade-war overlay added 20 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 8.91% (2023-07) → 22.39% (2026-06), largest single step +20.5pp in 2025-09.
Korea, South's lower duty (15.33% vs 50.06%) lets it price up to 30.1% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, Korea, South actually lands cheaper — $7.84/kg vs $8.84/kg (duty in, freight out).
All goods from South Korea · the whole tariff ledger · 7 CBP rulings cite this code · reproduce: tariff_story(hs: "8482.10", origin: "South Korea") via /connect. Not customs or legal advice.