Other: — Other
Part of: 841990 — Parts:
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…
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…
J87565 · 2003-08-06 — The tariff classification of an industrial screen for a tobacco impregnator.
You submitted photographs and a diagram with your request. The articles in question are certain tobacco preparation machinery parts, identified as industrial screens for an impregnator unit. This stainless steel screen is part of a machine called an Impregnator. The Impregnator unit is used in a tobacco processing operation, where cut tobacco is placed in the Impregnator and CO2 in a liquid state is poured over the tobacco. The CO2 freezes the tobacco. The screen of the Impregnator is used to support and prevent the tobacco from coming out of the Impregnator, and also allows CO2 to pass over…
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