321 Stainless Seamless Aerospace Tubing 1-inch from Mexico
Seamless 321 stainless tubing, 1-inch OD, AMS 5645 spec for aircraft hydraulic lines, circular cross section. HTS 7304.49.00 as other seamless stainless not specialized. Stabilized for weldable airframe use.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• AMS material spec and FAA form 8130 if airworthy, but raw tube stays 7304
• Non-destructive testing (NDT) reports standard for aerospace