8431.49.90 - Other
Sub-classifications
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8431 4990 05
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8431 4990 10
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8431 4990 15
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Overview
This HTS subheading, 8431.49.90, encompasses "Other" parts specifically designed for use with the machinery covered in headings 8426, 8429, or 8430, which broadly relate to excavating, dredging, and earth-moving machinery. This category acts as a residual classification for components that do not fit into more specific subheadings within the 8431.49 grouping. The key criterion for inclusion here is that the part's design and intended use are solely or principally for the aforementioned heavy machinery.
Distinguishing this subheading from its sibling, 8431.49.10 (Parts of machinery of heading 8426), is crucial. While 8431.49.10 specifically captures parts for machinery classified under heading 8426 (ships and boats for the}^{+}$, and related equipment), this residual category covers parts for a broader range of equipment including excavators, bulldozers, road rollers, and other earth-moving and construction machinery covered under headings 8429 and 8430. Therefore, if a part is intended for an excavator but is not a specialized attachment specifically listed elsewhere, it would likely fall under 8431.49.90.
The subcategories under 8431.49.90 further refine the classification. "Attachments for mounting on machinery" will include items like buckets, rippers, or grapples that are designed to be affixed to the base machinery to perform specific tasks. The "Other" subcategory will capture all remaining parts that are not specific attachments, such as structural components, hydraulic systems, or operational mechanisms, provided they meet the general criteria for parts of headings 8426, 8429, or 8430.