Heading 8503: Parts suitable for use solely or principally with the machines of heading 8501 or 8502
Every line of heading 8503 in the U.S. Harmonized Tariff Schedule, with its general (column 1) duty rate. Open a code for the landed cost calculator, trade agreement rates and email alerts if the rate changes.
Parts suitable for use solely or principally with the machines of heading 8501 or 8502
Chapter 85: Electrical machinery and equipment; sound and TV equipment. Schedule checked on November 8, 2026.
Not always the total: additional chapter 99 duties (such as Section 232 or Section 301), antidumping or countervailing duties may apply depending on the country of origin. See recent chapter 99 changes →
Tariff lines
| HTS code | Official description | General rate |
|---|---|---|
| 8503.00 | Parts suitable for use solely or principally with the machines of heading 8501 or 8502: | |
| 8503.00.20.00 | Commutators | 2.4% |
| 8503.00.35.00 | For motors of under 18.65 W | 6.5% |
| 8503.00.45.00 | For generators suitable for use on aircraft | Free |
| 8503.00.65.00 | Other | 3% |
| 8503.00.75.00 | For motors of under 18.65 W | 6.5% |
| 8503.00.90.00 | For generators suitable for use on aircraft | Free |
| 8503.00.95 | Other | 3% |
| 8503.00.95.20 | Parts of motors | |
| 8503.00.95.46 | For AC generators (alternators) classified in statistical reporting number 8501.64.0110 | |
| 8503.00.95.50 | Other | |
| 8503.00.95.70 | Parts of wind-powered generating sets classified in subheading 8502.31.00 | |
| 8503.00.95.80 | Other |
Public records · unclaimed listings
U.S. manufacturers in this industry, from public records
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Exporting this product from the U.S.?
Exports are reported with Schedule B numbers. Heading 8503 has 4 of them. Schedule B lookup →
- 8503.00.2000COMMUTATORS FOR MACHINES IN HEADING 8501 OR 8502
- 8503.00.5000ELECTRIC MOTOR PARTS, OTHER THAN COMMUTATORS
- 8503.00.6040GENERATOR PARTS (OTHER THAN COMMUTATORS)
- 8503.00.6060MACHINERY PARTS FOR USE SOLEY OR PRINCIPALLY WITH MACHINES OF HEADINGS 8501 OR 8502, NESOI
Source: U.S. International Trade Commission, Harmonized Tariff Schedule; Schedule B: U.S. Census Bureau. Information only, not legal or customs advice; U.S. Customs and Border Protection decides the classification and the duty. Confirm with a licensed customs broker before you ship.
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