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Part of: 84199095 — Other: — Other
N357787 · 2026-02-03 — The tariff classification of a water-tube type heat exchanger from France and a fire-tube type heat exchanger from Poland
The first item under consideration is identified as a water-tube type heat exchanger, part number 100380645, and is described as an assembly used in various types of heating equipment. Its main components include a burner assembly, a corrugated combustion chamber, a tube assembly, and an outer shell housing. The shell has several dedicated ports: one for introducing an air and gas mixture, another for expelling the flue gas, and two for the circulation of water. During its operation, cold water enters the unit and flows through a tube assembly that runs parallel to the inner wall of 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…
N290456 · 2017-10-20 — The tariff classification of a reactor vessel.
The article described as a single-wall, single-bottom reactor vessel that is a component specifically designed to complete a Hydrodesulfurization Fixed Bed Reactor. After being imported, various removable internal components that are separately shipped will be installed into the vessel. The internal components include a feed diffuser, a liquid distributor tray, and a quench mixing tray. Once complete, the fixed bed reactor removes sulfur impurities from feedstock using an exothermic reaction. The applicable subheading the reactor vessel will be 8419.90.9580, Harmonized Tariff Schedule of the…
N266682 · 2015-08-13 — The tariff classification and status under the United States-Singapore Free Trade Agreement (SFTA), of Reaction Modules from Singapore.
The items are under consideration are the Well Reaction Modules, part numbers 184-0138, 184-0148, 184-0196 and 184-0197. The Well Reaction Modules are designed to integrate with the C1000 Thermo Cycler Chassis. The chassis is the base unit for programming of temperature control and integrates with the selected Reaction Module. The Well Reaction Module, when installed in the chassis, holds the sample block containing the DNA to be replicated and heats and cools it by the use of a thermoelectric heat pump. It also includes a heated lid to prevent sample evaporation and condensation. The C1000…
N199015 · 2012-01-10 — The tariff classification of aircraft oven door assembly from Germany
Health Tecna currently imports the oven door assembly from Sell Premium Aircraft Interiors in Germany. The oven door assembly is a part of the aircraft oven and is required for its safe and efficient operation. The oven door assembly is designed solely as an essential part for a specifically designed civil aircraft oven and has no other use apart from the oven. In your request, you propose classification in subheading 8419.90.3000 of the Harmonized Tariff Schedule of the United States (HTSUS) which provides for “…plant…equipment, whether or not electrically heated…, for the treatment of…
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