Safety or relief valves
N348559 · 2025-05-15 — The tariff classification of a blowout preventer from Canada
The product under consideration is a Rod-Lock Blowout Preventer (BOP). The BOP, which is primarily of steel material, is referred to as a specialized valve designed to seal and control wells. When manually engaged, the BOP’s ram elements securely clamp and seal, maintaining well pressure. The bleed valve releases trapped pressure. The BOP prevents uncontrolled releases of oil or gas, commonly referred to as “blowouts.” The applicable subheading for the Rod-Lock Blowout Preventer will be 8481.40.0000, Harmonized Tariff Schedule of the United States (HTSUS), which provides for Taps, cocks,…
N268109 · 2015-09-22 — The tariff classification of a waste gate actuator assembly from South Korea.
Descriptive literature and illustrations were submitted with your letter. The actuator assembly-waste gate, part number 28261-5C001, is mounted to the turbocharger of a motor vehicle and allows for excess exhaust gas to bypass the turbocharger’s turbine. The actuator assembly-waste gas consists of three components: a steel actuator, an aluminum heat shield and an aluminum body assembly. The body assembly includes a bypass valve that opens in order to release excess exhaust gas. The heat shield protects the actuator. The actuator is made up of a body, a diaphragm, a rod and a spring. Once…
N177236 · 2011-08-25 — The tariff classification, country of origin and country of origin marking under the North American Free Trade Agreement (NAFTA) of relief valves; Article 509; Eligibility under 9802.00.5060
, Inc., you requested a ruling on the tariff classification of relief valves, eligibility of the valves for a duty exemption under subheading 9802.00.5060, Harmonized Tariff Schedule of the United States (HTSUS), and country of origin and country of origin marking of the relief valves under the NAFTA. The articles in question are described as Mercer 8100 Series Direct Spring Operated Orifice Pressure Relief Valves and Mercer 9100 Series Direct Spring Operated Threaded Pressure Relief Valves. In your request, you indicate that the subject valves are manufactured in the United States and…
H007677 · 2008-12-22 — Internal Advice 08/009; Classification of Blowout Preventers
, made in accordance with U.S. Customs and Border Protection (CBP) Regulations, Part 177 (19 C.F.R. §177). The request pertains to the classification of certain blowout preventers under the Harmonized Tariff Schedule of the United States (HTSUS). The Port in Houston forwarded this request to CBP Headquarters on February 26, 2007. FACTS: Counsel states that the purpose of a blowout preventer (“BOP”) is to seal the top of the well, should excess pressure be encountered during drilling or well completion. Blowout preventers are devices used in oil and gas drilling operations and are said to be…
H056827 · 2008-04-28 — Modification of Headquarters Ruling Letter H007677; Classification of blowout preventers
This modification is in regard to Headquarters Ruling Letter (“HQ”) H007677, dated December 22, 2008, wherein U.S. Customs and Border Protection (“CBP”) issued a decision in response to your request for internal advice concerning the classification of certain blowout preventers under the Harmonized Tariff Schedule of the United States (“HTSUS”). Our response to your request, made on behalf of Lariat Services, Inc., in accordance with CBP Regulation, Part 177 (19 C.F.R. §177), determined that the merchandise was properly classified in heading 8481, HTSUS. The factual background and legal…
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