Thin Steel Telescope Tube Section from Mexico
Welded nonalloy steel tube sections for amateur telescope tubes, 4 inch diameter, 1.5 mm wall (<1.65 mm), precision circular for light baffling. Optics component. 7306.30.10.90.
Duty Rate — Mexico → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Surface finish specs for optical tube verification
• Section lengths documented vs full tubes
• Nonalloy certs despite precision use