4016.93
Gaskets, washers and other seals:
Official notices
Actions of the President, the USTR or U.S. Customs and Border Protection (CBP) that name this code.
- Jul 23, 2026 · The White House Actions by the United States in the Investigations Under Section 301 of the Trade Act of 1974 of the Acts, Policies, and Practices of 60 Economies Related to the Failure of Each Economy To Impose and Effectively Enforce a Prohibition on the Importation of Goods Produced With Forced Labor
- Jul 20, 2026 · The White House Imposing Additional Duties To Offset Canadian Discrimination Against the Commerce of the United States With Respect to Motor Vehicles
- Jul 20, 2026 · The White House Action by the United States in the Investigation Under Section 301 of the Trade Act of 1974 of Brazil's Acts, Policies, and Practices Related to Digital Trade and Electronic Payment Services; Unfair, Preferential Tariffs; Anti-Corruption Enforcement; Intellectual Property Protection; Ethanol Market Access; and Illegal Deforestation
- Feb 20, 2026 · The White House Imposing a Temporary Import Surcharge To Address Fundamental International Payments Problems
- Dec 18, 2025 · USTR Implementing Certain Tariff-Related Elements of the Framework for a United States-Switzerland-Liechtenstein Agreement on Fair, Balanced, and Reciprocal Trade
- Dec 4, 2025 · USTR Implementing Certain Tariff-Related Elements of the U.S.-Korea Strategic Trade and Investment Deal
- Nov 20, 2025 · The White House Modifying the Scope of Tariffs on the Government of Brazil
- Nov 14, 2025 · The White House Modifying the Scope of the Reciprocal Tariffs With Respect to Certain Agricultural Products
- Sep 25, 2025 · USTR Implementing Certain Tariff-Related Elements of the U.S.-EU Framework on an Agreement on Reciprocal, Fair, and Balanced Trade
- Sep 5, 2025 · The White House Modifying the Scope of Reciprocal Tariffs and Establishing Procedures for Implementing Trade and Security Agreements
Mentioned in Chapter 99
The parts of Chapter 99, in the 2026 HTS Revision 22, that list HTS 4016.93, a broader code that includes it, or a narrower code within it.
| U.S. note | Excerpt | Headings that refer to it |
|---|---|---|
| U.S. note 2(aa)(iv) | (iv) As provided in heading 9903.03.05, the additional duty imposed by heading 9903.03.01 shall not apply to articles the product of any country that are civil aircraft (all aircraft other than military aircraft); their engines, parts and… | 9903.03.01, 9903.03.05 |
| U.S. note 2(v)(xxii) | (xxii) As provided in heading 9903.02.76, the additional duties imposed by headings 9903.02.19, 9903.02.20, 9903.82.02 and 9903.82.04–9903.82.17 shall not apply to articles the product of the European Union that are civil aircraft (all… | 9903.01.25, 9903.01.43, 9903.01.44, 9903.01.45, 9903.01.46, 9903.01.47 and 106 more |
| U.S. note 2(v)(xxiv)(b) | (b) As provided in heading 9903.02.81, the additional duties imposed by headings 9903.02.79, 9903.02.80, 9903.82.02 and 9903.82.04–9903.82.17 shall not apply to articles the product of South Korea that are civil aircraft (all aircraft… | 9903.01.25, 9903.01.43, 9903.01.44, 9903.01.45, 9903.01.46, 9903.01.47 and 106 more |
| U.S. note 2(v)(xxv)(c) | (c) As provided in headings 9903.02.85 and 9903.02.90, the additional duties imposed by headings 9903.02.82–9903.02.83 and 9903.02.87–9903.02.88 shall not apply to articles the product of Switzerland or Liechtenstein, respectively, that… | 9903.01.25, 9903.01.43, 9903.01.44, 9903.01.45, 9903.01.46, 9903.01.47 and 107 more |
| U.S. note 2(x)(iv) | (iv) As provided in heading 9903.01.82, the additional duties imposed by heading 9903.01.77 shall not apply to articles of civil aircraft (all aircraft other than military aircraft); their engines, parts, and components; their other parts,… | 9903.01.77, 9903.01.82 |
| U.S. note 20(aaa)(34) | (34) Washing machine tub seals of acrylonitrile-butadiene rubber ("NBR"), each bottom seal incorporating a radial ball bearing and locking pin and each top seal presented with a metal shroud and grease installed (described in statistical… | 9903.88.48 |
| U.S. note 20(f) | (f) Heading 9903.88.03 applies to all products of China that are classified in the following 8-digit subheadings, except products of China granted an exclusion by the U.S. Trade Representative and provided for in (1) heading 9903.88.13 and… | 9903.88.03, 9903.88.09 |
| U.S. note 20(gg)(II)(10) | (10) Gaskets, washers and other seals (other than O-rings or oil seals), of nitrile rubber, ethylene propylene diene monomer (EPDM) rubber or fluoroelastomers (described in statistical reporting number | 9903.88.28 |
| U.S. note 20(w)(4) | (4) O-rings, of nitrile rubber, ethylene propylene diene monomer (EPDM) rubber or fluoroelastomers (described in statistical reporting number | 9903.88.18 |
| U.S. note 30(b) | (b) Heading 9903.90.08 applies to all products of the Russian Federation that are classified in the following 8-digit subheadings: [ Compiler's note : List may appear or continue on a subsequent page; blank cells reflect proclaimed… | 9903.90.08 |
| U.S. note 35(a) | (a) As provided in heading 9903.96.01, the additional duties imposed by headings 9903.01.25, 9903.82.02 and 9903.82.04–9903.82.17 shall not apply to articles of civil aircraft (all aircraft other than military aircraft); their engines,… | 9903.96.01 |
| U.S. note 35(b) | (b) As provided in heading 9903.96.02, the additional duties imposed by headings 9903.02.72, 9903.02.73, 9903.82.02 and 9903.82.04–9903.82.17 shall not apply to articles of civil aircraft (all aircraft other than military aircraft and… | 9903.96.02 |
| U.S. note 50(a)(iv) | (iv) As provided in heading 9903.05.05, the additional duty imposed by heading 9903.05.01 shall not apply to articles the product of Brazil that are civil aircraft (all aircraft other than military aircraft); their engines, parts and… | 9903.05.01, 9903.05.05 |
| U.S. note 51(b)(3) | (3) Heading 9903.03.14 applies to articles classifiable in the following provisions of the tariff schedule: [Compiler's note: List may appear or continue on a subsequent page; read numbers from left to right.] | 9903.03.14 |
| U.S. note 51(d) | (d) As provided in heading 9903.03.16, the additional duties imposed by headings 9903.03.12–9903.03.14 shall not apply to articles of civil aircraft (all aircraft other than military aircraft and unmanned aircraft); their engines, parts… | 9903.03.16 |
| U.S. note 52(d) | (d) As provided in heading 9903.05.88, the additional duties imposed by headings 9903.05.20–9903.05.84 shall not apply to articles that are civil aircraft (all aircraft other than military aircraft); their engines, parts and components;… | 9903.05.20, 9903.05.21, 9903.05.22, 9903.05.23, 9903.05.24, 9903.05.25 and 60 more |
Being listed is not owing a duty. A note may list goods that a measure leaves out; whether a heading applies depends on the origin, the date and the product; and the measures on all the goods of a country list no code at all. The calculator says what applies.
In the tariff
- 4016Other articles of vulcanized rubber other than hard rubber
- Other
- 4016.93Gaskets, washers and other seals
- 4016.93.10Of a kind used in the automotive goods of chapter 872.5%
- 4016.93.10.10O-Rings
- 4016.93.10.20Oil seals
- 4016.93.10.50Other
- 4016.93.50Other2.5%
- 4016.93.50.10O-Rings
- 4016.93.50.20Oil seals
- 4016.93.50.50Other