Type F Tightlock Freight Coupler from Mexico
An assembled Type F tightlock coupler designed for secure, high-strength connections on modern freight railcars, particularly intermodal and heavy-haul applications. It includes integrated lockset and anti-creep features, fitting HTS 8607.30.10.10 for assembled freight couplers on 8606 rolling stock.
Duty Rate — Mexico → United States
13.6%
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
• Provide engineering drawings showing tightlock assembly to confirm classification over loose parts
• Comply with AAR Manual of Standards Chapter 5 for coupler dimensions to prevent inspection holds