U.S. exports of Engines and Motors, Not Elsewhere Specified (NESOI) (HS 841280) totaled $19.2M in August 2026.
Importers of Engines and Motors, Not Elsewhere Specified (NESOI) paid $925K in duties in August 2026, an average duty rate of 8.69% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule. Engines and Motors, Not Elsewhere Specified (NESOI) imports of $10.9M in August 2026 ran 12% above the year-to-date monthly average of $9.7M.
Last updated: August 2026 dataServing as the residual catch-all for prime movers that do not fit hydraulic, pneumatic, steam, or internal-combustion categories, this heading covers spring-operated and weight-operated motors (8412801000) as well as a broad NESOI line (8412809000) that captures novel or hybrid actuator technologies. Japan leads US imports under this heading, reflecting that country's strength in precision mechanical and specialty motion-control components. France and Switzerland also appear among top suppliers, consistent with their roles in high-value instrumentation and watchmaking-adjacent mechanical drives.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
450 import shipments a month
This residual line captures prime movers that cannot be classified under more specific headings — examples include gravity-driven clock-tower mechanisms, novel electromagnetic linear drives not covered elsewhere, and certain specialty actuators. Classification requires ruling out all more specific headings in Chapter 84 before defaulting to NESOI.
Japan's prominence reflects the precision-engineering intensity of many products in this heading. Spring-operated and specialty mechanical motors often require tight tolerances and proprietary alloy springs, areas where Japanese manufacturers have established long-standing expertise and quality certifications valued by US industrial buyers.
Subheading 6 of 7 in heading 8412
Subheading 841280 · $19.2M of $373.8M
ImportsExports
Imports
$10.9MYoY · free account
Exports
$19.2MYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $110.5M of Engines and Motors, Not Elsewhere Specified (NESOI) and exported $214.2M.
Through August 2026. Source: U.S. Census Bureau.
HS10 import codes under this HS6 parent, each with its own page. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Imports for consumption | Average duty rate | Dutiable Share | Duty Collected |
|---|---|---|---|---|---|
| 8412809000 | Engines and Motors, NESOI | $6.7M | 7.03% | 48.24% | $471K |
| 8412801000 | Spring-Operated and Weight-Operated Motors | $3.9M | 11.49% | 89.10% | $454K |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 8412809000 | Engines and Motors, NESOI | $18.1M |
| 8412801000 | Spring-Operated and Weight-Operated Motors | $1.1M |
Import lines come from the U.S. Harmonized Tariff Schedule and export lines from Schedule B. The two are numbered by different agencies, so the same 10-digit code can appear in both tables describing a different product.
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Exports · August 2026
destination
customs district
origin
entry
rate provision · imports
34.9% enters free of duty; duty collected equals 8.69% of imports for consumption.