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Harmonized Tariff Schedule of the U.S. › Chapter 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

8483.50.90.40Tariff line

Classification path

Transmission shafts (including camshafts and crankshafts) and cranks; bearing housings, housed bearings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed changers, including torque converters; flywheels and pulleys, including pulley blocks; clutches and shaft couplings (including universal joints); parts thereof
8483
Flywheels and pulleys, including pulley blocks
Other
Other
Grooved pulleys
8483.50.90.40

Rates of duty

General rate (Column 1)
2.8%
Special
Free (A*, AU, B, BH, C, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Column 2
45%
Unit
No.
Printed page
2859
Measure flagsfor origin CN
  • Section 301 China, L19903.88.01 · 25%; exclusion: 9903.88.69 ([All products of the statistical reporting number(s)], until 2026-11-09)
  • Section 301 forced labor: on an exemption list9903.05.88 · note 52(d)
  • Section 232 (METALS)9903.82.09 · 25% · 钢衍生品 — Pulleys and pulley blocks, nesoi · from 2026-04-06

U.S. → China →