Nuclear Reactors, Boilers, Machinery · 1 pending regulation · 2 court cases · $238.0M monthly imports · 100% from 1 countries · Updated daily from USITC
General
Free
Special
Free
Column 2
Free
Trade Agreement Eligibility
Monthly Imports
$238.0M
2026-01
Trade Concentration
100%
from top 3 of 1 origins
Regulatory Pressure
MODERATE
5 rulings — · 1 reg · 2 CIT, 0 CAFC (1 recent)
Global Rates
🇺🇸 Free
🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: Free · 🇧🇷 Brazil: 2 NCM codes
Compare All →
Data compiled from USITC HTS, US Census Bureau, CBP CROSS Rulings, Federal Register, CourtListener, HMRC / DG TAXUD / CBSA / SISCOMEX · As of 2026-04-28 · Updates monthly
100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.
This is a high-volume import code — $238M in monthly US imports. Duty rate changes or trade remedy actions on this code have significant economic impact.
List 1 — ~$34B of Chinese goods (machinery, electronics, industrial components)
Active — 7.5%–25% additional duties on Chinese-origin goods across four tranches (Lists 1–4A), with higher 2024/2025 increases on targeted product categories.
Effective 2018-07-06
These additional tariffs apply on top of the general duty rate. View full trade remedy tracker →
| Code | Description | Rate |
|---|---|---|
| 8413.91 | Of pumps: | — |
| 8413.91.10.00 | Of fuel-injection pumps for compression-ignition engines | 2.5% |
| 8413.91.20.00 | Of stock pumps imported for use with machines for making cellulosic pulp, paper or paperboard | Free |
| 8413.91.90 | Other | Free |
| 8413.91.90.10 | Of subheading 8413.30.90 | — |
| 8413.91.90.55 | Fluid end blocks | — |
| 8413.91.90.60 | Other | — |
| 8413.91.90.65 | Sucker rods of a kind described in statistical note 3 to this chapter | — |
| 8413.91.90.85 | Other | — |
| 8413.91.90.96 | Other | — |
The tariff classification of a brake fluid reservoir cap from Japan
The tariff classification of a seat union from Japan
PRD 1704-96-100002; Mechanical Seals; Seals Used to PreventLeakage of Fluids Around Rotating Shafts ofCentrifugal Pumps; Parts of Stock Pumps, Parts of Other Pumps, Heading 8413; Machinery Parts N.S.I.E.,Heading 8485; Principal Use, Section XVI, Note 2; Actual Use, Sections10.133, 10.134, Customs Regulations; HQ 061761
Protest 3901-03-100474; Flanges for hydraulic pumps
Revocation of New York Ruling Letter (NY) A85455, dated August 1, 1996, and Headquarters Ruling Letter (HQ) 952719, dated January 13, 1993; Classification of various parts of hydraulic braking systems for motor vehicles and tractors
Interim regulations; solicitation of comments.·Effective 1994-01-01
PARTS OF FUEL-INJECTION PUMPS FOR COMPRESSION-IGNITION ENGINES
Census Bureau export classification matching this HTS import code.
