The article in question is described as a blower/motor assembly for a bath exhaust fan. The blower motor assembly is comprised of an electric motor, blower wheel, motor plate, venture and motor capacitor harness. After importation, the blower/motor assembly is combined with various domestic and imported components to produce a bath exhaust fan. Based on examination of the submitted sample, the blower/motor assembly, in its condition as imparted, incorporates all the components necessary for circulating air. As such, the blower/motor assembly is a complete fan of heading 8414, Harmonized Tariff Schedule of the United States (HTSUS).
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N060520