8503.00.90.00 - For generators suitable for use on aircraft

This HTS category, 8503.00.90.00, specifically covers parts and accessories for electrical generators that are designed or adapted for use on aircraft. This includes components such as stators, rotors, windings, voltage regulators, and other specialized parts that are integral to the functioning of aircraft generators. The classification emphasizes the intended use within the aviation sector, distinguishing these parts from those used in general-purpose or industrial generators.

It is important to differentiate this category from its sibling, 8503.00.75.00. While both fall under parts for generators, 8503.00.75.00 is reserved for parts of motors under 18.65 Watts, a power threshold not applicable here. Category 8503.00.90.00 encompasses parts for generators of any power output suitable for aircraft, regardless of motor wattage, focusing solely on their aviation application.

As a leaf node, this category does not have further subdivisions. Therefore, the classification hinges entirely on whether the part in question is specifically manufactured or adapted for use in aircraft generators. General-purpose generator parts, even if they could theoretically be adapted, would not fall under this specific classification if their primary design and intended use are not for aviation applications.