DOT 3AA Seamless Steel Oxygen Cylinder from Mexico
High-strength seamless steel cylinder marked DOT 3AA for medical or industrial oxygen storage, not overwrapped. Meets DOT safety standards under 49 CFR for pressures up to 1800 psi. Essential for welding, healthcare, and diving applications.
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
• Include retester markings and expiration dates in documentation to prove ongoing compliance
• Use ISPM-15 compliant wooden cradles for shipping to prevent damage claims at entry
• Double-check seamless construction; welded alternatives go to different 7311 suffixes