8484.90.00.00

Other

Gaskets and similar joints of metal sheeting combined with other material or of two or more layers of metal; sets or assortments of gaskets and similar joints, dissimilar in composition, put up in pouches, envelopes or similar packings; mechanical seals

Unit: No. Heading: 8484 Chapter: 84 As of June 9, 2026

Duty rates

Column 1 (General / MFN)

2.5%

Column 2 (Non-NTR)

35%

Column 1 (Special / FTA)

Free

Eligible

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The rates above are statutory column rates. Trade remedies in Chapter 99 (Section 301, 232, IEEPA, reciprocal) and FTA preferences can change the duty owed on a given entry — see below.

Trade measures (Chapter 99)

9903.03.01

The duty provided in the applicable subheading + 10%

Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.02

The duty provided in the applicable subheading

Articles the product of any country that (1) were loaded onto a vessel at the port of loading and in transit on the final mode of transit prior to entry into the United States, before 12:01 a.m. eastern standard time on February 24, 2026; and (2) are entered for consumption, or withdrawn from warehouse for consumption, before 12:01 a.m. eastern standard time on February 28, 2026

Effective from February 24, 2026 through July 24, 2026

9903.03.03

The duty provided in the applicable subheading

Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.04

The duty provided in the applicable subheading

Articles the product of any country, as provided for in subdivision (aa)(iii) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.05

The duty provided in the applicable subheading

Articles of civil aircraft (all aircraft other than military aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components of any country, provided for in subdivision (aa)(iv) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.06

The duty provided in the applicable subheading

Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.07

The duty provided in the applicable subheading

Articles the product of Canada, as provided for in subdivision (aa)(vi) of U.S. note 2 to this subchapter

Applies to origin: CA

Effective from February 24, 2026 through July 24, 2026

9903.03.08

The duty provided in the applicable subheading

Articles the product of Mexico, as provided for in subdivision (aa)(vii) of U.S. note 2 to this subchapter

Applies to origin: MX

Effective from February 24, 2026 through July 24, 2026

9903.03.09

The duty provided in the applicable subheading

Articles of textiles or apparel the product of Costa Rica, the Dominican Republic, El Salvador, Guatemala, Honduras or Nicaragua, as provided for in subdivision (aa)(viii) of U.S. note 2 to this subchapter

Applies to origin: CR, SV, GT, HN, NI, DO

Effective from February 24, 2026 through July 24, 2026

9903.03.10

The duty provided in the applicable subheading

Articles that are donations, by persons subject to the jurisdiction of the United States, such as food, clothing and medicine, intended to be used to relieve human suffering

Effective from February 24, 2026 through July 24, 2026

9903.03.11

The duty provided in the applicable subheading

Articles that are informational materials, including but not limited to publications, films, posters, phonograph records, photographs, microfilms, microfiche, tapes, compact disks, CD ROMs, artworks and news wire feeds

Applies to origin: IL

Effective from February 24, 2026 through July 24, 2026

9903.88.01

LIST_1

The duty provided in the applicable subheading plus 25%

Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]

Applies to origin: CN

Effective from July 6, 2018

Related CBP rulings

H322367 June 3, 2022

Classification, Country of Origin, and Eligibility for Preferential Tariff Treatment under the United States – Mexico – Canada Free Trade Agreement of Air Brake Hoses

The air brake hoses at issue consist of hose and fittings. As you state, “[t]he hose is constructed of two layers of rubber with steel wire reinforcements between these layers.” You describe the hose as reinforced hose of vulcanized rubber.

H303826 April 16, 2020

Protest No. 3901-17-102338; Classification of a trigger sprayer

The subject trigger sprayer consists of a simple spring-loaded piston pump, plastic feed tube which extends into a bottle (not imported with the article), and spray nozzle actuator head which dispenses liquid via a spray method when a hand

H250623 November 30, 2018

Application for Further Review of Protest Number 5309-13-100341; Tariff classification of a “thruster overhaul kit”

The subject article is an overhaul kit consisting of all components necessary to overhaul six azimuth thrusters. The kit includes a propeller shaft seal, O-rings, spherical roller bearings, bolts, sealings, steel balls, V-rings, screws, et

N247837 December 5, 2013

The tariff classification of a water pump seal set from Japan.

The product under consideration, referred to as part number 213180, is described as a water pump seal set. You indicate that this seal set is specifically designed for and solely used in an automobile’s water pump to prevent leakage of cool

N117519 August 27, 2010

The tariff classification of installation and build kits for gas turbine engines

The articles in question are described as an “installation” kit for a compressor assembly and a “build” kit for gearbox assembly. The installation kits contain various parts that are required during the installation of major modules, such a

N113136 July 23, 2010

The tariff classification of valve maintenance kits from various countries

The products you plan to import are described as two valve maintenance kits. The first kit is comprised of three steel gaskets with graphite inlay, two rubber O-rings and graphite packing material. The second kit consists of one steel gaske

N038289 October 9, 2008

The tariff classification of a gasket kit of unspecified origin

The item you plan to import is described as a gasket kit. This kit is comprised of a set of seals and gaskets that are packaged together as one unit. It is used in turbo compressors for refrigeration chillers. The gasket kit contains 8 O ri

N035584 September 11, 2008

The tariff classification of parts for a motorized conveyor pulley from Germany

Descriptive literature and a brochure were submitted. The articles in question are described as a labyrinth seal and ground sleeve. The subject items are parts of a motorized pulley assembly used to drive a conveyor belt. The metallic labyr

N011171 May 23, 2007

The tariff classification of mechanical seals and parts of mechanical seals from Russia.

The items in question are described as components of a mechanical seal and are identified as a gland, a clamp ring, a pivot ring, a spacer ring, a rotary, a drive band and a sleeve. You indicate that the components may be imported separatel

R01022 December 1, 2004

The tariff classification of seal and gasket kits for transmission and engine overhaul from Japan

The articles in question are described in your letter as the “Seal Kit, A/T Overhaul”, part number 2969A005, and the “Gasket Kit, Engine Overhaul”. The A/T overhaul kit is a set of seals and gaskets packaged together as one unit and ready f

H81284 June 14, 2001

The tariff classification of a mechanical seal and parts thereof from Japan

With your inquiry you submitted a sample of the complete mechanical seal, as well as samples of two seal rings and a casing which are components of the seal. The seal, designated as part number 07904043800, basically consists of a spring, s

115242 April 6, 2001

Vessel Repair Entry No. C30-0106985-6; APL SINGAPORE; V-38; Ineffective Repairs; 19 U.S.C. § 1466

The APL SINGAPORE is a U.S.-flagged vessel which underwent certain foreign shipyard work at Jurong Shipyard Limited (JSL) in Singapore. Subsequent to the completion of the work the vessel arrived in the United States at the port of Seattle,

Other codes in heading 8484

View all codes in heading 8484 →

Duty by origin country

The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 8484.90.00.00 from each major US trading partner.

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