Other: — Parts and accessories: — Other: — Other
Part of: 902290 — Other, including parts and accessories:
H335894 · 2025-11-19 — The tariff classification of an Electron Gun, RF Window and Ion Pump
Your request was forwarded by the National Commodity Specialist Division to this office for a response. No sample was provided for examination. FACTS: The subject Electron Gun, RF Window, and Ion Pump are used in a linear accelerator (LINAC); they must each be attached to the LINAC to perform their functions. The LINAC produces electron or x-ray radiation that is aimed at cancer tumors for cancer radiation therapy. The LINAC will produce electrons or X-rays depending on whether it has an exit window or X-ray target. The Electron Gun produces a narrow stream of electrons by heating the surface…
N351676 · 2025-08-12 — The tariff classification of a sensor detector and a radiation source from Japan
Additional information was provided August 1 and August 7, 2025. The products identified in your letter are sensor detectors (Models # WG31B1, WG41B, WG41B1D, WG41B1D, and QC2FB1) and a radiation source. They are two components of the beta-ray sensor in the WEBFREX3ES, which is an online thickness gauge measurement system for battery electrode sheets. NY ruling N348280, issued on May 16, 2025, provides a detailed description of the system. The beta-ray sensor consists of two sensor units: the upper and the lower sensor units. The sensor detector will be installed in the upper sensor unit and…
N112018 · 2011-04-11 — The tariff classification of a fiberglass filter from China.
, you requested a tariff classification ruling. A sample was provided. You stated that the item is “used as a filter.” Per the flyer which you attached, it is the Model 4020/02 HEPA Filter from Air Safety Limited and it has a “Radial Pleated Filter” made of “Hydrophobic Paper” and its case is made of polypropylene. The plastic case that contains the pleated filter has a tubular 22 mm female connector on one end and a 22 mm male connector on the other. In response to our request for further information to you, N104140 – 350, dated May 26, 2010, we received a letter dated June 14, 2010, from M.…
965761 · 2002-09-27 — Reconsideration of HQ 964813; LightSpeed QXi CT System printed circuit assemblies Dear Mr. Ordet:
S. Customs Service in Chicago, Illinois, on April 30, 2002, which classified the LightSpeed QXi System, its components and miscellaneous printed circuit assemblies (“PCAs”). The portions of the ruling you have asked to be reconsidered are for GEMS’ Image Generator Board and Mercury Systems’ Digital Signal Processor Board. In HQ 964813, both PCAs were classified under subheading 9022.90.95, Harmonized Tariff Schedule of the United States (HTSUS), as apparatus based on the use of x-rays or of alpha, beta or gamma radiations, whether or not for medical, surgical, dental or veterinary uses,…
h83420 · 2001-07-30 — The tariff classification of Patient Support Headframes from China
Your description of the imported merchandise is: A U-shaped plastic frame for use as a support for stabilization of the head of patients undergoing medical radiation therapy for tumors of the brain and head region. A U-shaped plastic frame as in (a) onto which has been welded or glued a sheet of perforated plastic, of a type such as polycaprolactone, which when heated in hot water becomes moldable and can be formed around the head of a patient. The perforated plastic then hardens to form a stabilizing mask to hold the patient’s head in a fixed position for radiation therapy. You stated by…
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