What is the duty rate for HTS 3926.90.45?

The general duty rate for HTS 3926.90.45 is 3.5%. Special rates: Free (A,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG). This code covers: Gaskets, washers and other seals.

HTS 3926.90.45Chapter 39

HTS 3926.90.45 — Gaskets, washers and other seals Duty Rate & Import Guide

Plastics · 4 pending regulations · 6 court cases · $867.1M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

3.5%

Special

Free (A,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)

Column 2

25%

Preferential Rates Available

Trade Agreement Eligibility

CUSMAKORUS

Notes

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Trade Intelligence

Monthly Imports

$867.1M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

HIGH

6 rulings — · 4 reg · 6 CIT, 0 CAFC

Global Rates

🇺🇸 3.5%

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: Free · 🇧🇷 Brazil: 9 NCM codes

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Data compiled from USITC HTS, US Census Bureau, CBP CROSS Rulings, Federal Register, CourtListener, HMRC / DG TAXUD / CBSA / SISCOMEX · As of 2026-04-29 · Updates monthly

Active DisputesRecent court cases or pending regulations affect this code

Regulatory Pressure

This code has elevated regulatory activity — 6 CBP rulings (0 in last 2 years, trend: stable), 4 pending Federal Register actions, and 6 CIT/CAFC cases.

Supply Chain Risk

100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.

High-Volume Code

This is a high-volume import code — $867M in monthly US imports. Duty rate changes or trade remedy actions on this code have significant economic impact.

Trade Remedy

Additional Tariffs Apply

Section 301 — China Tariffs+25%

List 2 — ~$16B of Chinese goods (semiconductors, chemicals, plastics)

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 →

Subheadings (3)

Code	Description	Rate
3926.90.45	Gaskets, washers and other seals	3.5%
3926.90.45.10	O-Rings	—
3926.90.45.90	Other	—

CBP Rulings (6)

956285Classification

Protest 3126-92-100019; Spare Parts of Toothed Shaft Coupling; Nuts and Bolts; O-Rings; Complete and Unassembled; GRI 2(a); Explanatory Notes 2(a)(V) and (VII); HQs 088891, 951713, 953860, and 950886; Section XVI, Note 1(g); Section XV, Note 2(a); 8483.90.50; 8483.60.80

950886Classification

O-Rings; Silicone; Fluorocarbon (Viton); Fluorosilicone; Cast Polyurethane; Polyacrylate; Teflon; Kores Manufacturing Inc. v. U.S.; Hancock Gross, Inc. v. U.S.; Arthur J. Fritz & Co., Western Oilfields Supply Co. v. U.S.; Section XVI, Note 1(g); Section XV, Note 2(a); EN 73.18(E)

953257Classification

PTFE gaskets; gasketing material; self-adhesive

956095Classification

Protest 1001-93-107467; Plastic Pipettes and Parts of Pipettes; Plastic Closing Rings; Steel Springs; Explanatory Note 84.79; Mechanical Appliances; Chapter 39, Note 2(o); Section XVI, Notes 1(g) and2; Section XV, Note 2; 3926.90.95

I80175Classification

The tariff classification of automotive air seals from Japan.

N302278Classification

The tariff classification of a plastic junction box panel and gasket from China.

Federal Register (4)

Notice2018-15090

2018-07-17

Request for Comments Concerning Proposed Modification of Action Pursuant to Section 301: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation

Request for comments and notice of public hearing.

Notice98-16100

1998-06-18

Antifriction Bearings (Other Than Tapered Roller Bearings) and Parts Thereof From France, Germany, Italy, Japan, Romania, Singapore, Sweden, and the United Kingdom; Final Results of Antidumping Duty Administrative Reviews

Notice of final results of antidumping duty administrative reviews.

Notice97-27473

1997-10-17

Antifriction Bearings (Other Than Tapered Roller Bearings) and Parts Thereof From France, Germany, Italy, Japan, Romania, Singapore, Sweden and the United Kingdom; Final Results of Antidumping Duty Administrative Reviews

Notice of final results of antidumping duty administrative reviews.·Effective 1997-10-17

Notice95-4615

1995-02-28

Antifriction Bearings (Other Than Tapered Roller Bearings) and Parts Thereof From France, et al.; Final Results of Antidumping Duty Administrative Reviews, Partial Termination of Administrative Reviews, and Revocation in Part of Antidumping Duty Orders

Notice of Final Results of Antidumping Duty Administrative Reviews, Partial Termination of Administrative Reviews, and Revocation in Part of Antidumping Duty Orders.