Parts:
N356321 · 2025-12-10 — The tariff classification and country of origin of a pool heater component
The subject component, identified as part number 42001-0126, is described as a copper-finned tube that will be bent into a shape that resembles the Greek letter omega. It will be used in a gas-fired Pentair pool heater. Post-importation, several of these omega-shaped copper-finned tubes are installed inside the pool heater where they will surround a burner assembly. When the pool heater is in operation, cold water enters the inlet port, circulates through the omega shaped tubes, and exits through the outlet port. The water moving through the tube is heated directly by the burner assembly. The…
N339760 · 2024-05-21 — The tariff classification, country of origin, and United States-Mexico-Canada Agreement (USMCA) eligibility of structured packing and trays/internals
, concerning the tariff classification, the country of origin, and the eligibility under the USMCA of structured packing and trays/internals. The first item under consideration is referred to as structured packing, which is used in a distillation tower for the purposes of mass transfer. The structured packing is constructed of sectional layers of thin, corrugated, and surface textured metal. Multiple layers are intentionally stacked to form flow channels that promote liquid distribution. The stacks are placed inside a distillation tower, where fluids (in both a liquid and gas phase) travel…
H254022 · 2017-05-22 — Application for Further Review Protest No. 4101-14-100159; Tariff classification of an Oil Cooler Core
(also referred to herein as “Protestant”) on February 4, 2014. The Protest is against U.S. Customs and Border Protection’s (“CBP’s”) tariff classification of the above-referenced Oil Cooler Core under subheading 8708.99.8180 of the Harmonized Tariff Schedule of the United States (“HTSUS”). FACTS: The subject article is an oil cooler core. The Protestant describes the oil cooler core (also referred to herein as “OCC”) as being “made of stainless steel and [consisting] of a stack of seventeen hollow plates through which automatic transmission fluid flows horizontally. The core has one inlet and…
H278889 · 2017-04-17 — Protest and Application for Further Review No. 5309-16-100045; Tariff classification of certain special steam drums designed for use with heat exhange units
The Protest and corresponding AFR concern the classification of certain steam drums that are specifically designed for and imported for use with heat exchange units under the Harmonized Tariff Schedule of the United States (“HTSUS”). On November 20, 2014, the importer of record, Chevron, entered the steam drums under subheading 8419.90.30, HTSUS, which provides for “Machinery, plant or laboratory equipment, whether or not electrically heated (excluding furnaces, ovens and other equipment of heading 8514), for the treatment of materials by a process involving a change of temperature such as…
H276289 · 2016-11-29 — Classification of Fin Tube Bundles for air cooled heat exchangers; Application for Further Review of Protest No. 2704-15-100594
The following is our decision regarding the Application for Further Review (“AFR”) of Protest No. 2704-15-100594 timely filed on behalf of SPX Cooling Technologies, Inc. (”SPX” or “Protestant”), concerning the tariff classification of fin tube bundles under the Harmonized Tariff Schedule of the United States (“HTSUS”). Technical information was provided with your request. FACTS: Counsel for the protestant describes the merchandise at issue as components of an air cooled heat exchanger. As per his submission, the fin tube bundles are components of a heat exchanger designed to cool industrial…
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