Turbine Blade Root Fixtures from Canada
Specialized fixtures and locking hardware securing turbine blade roots in rotor disks of non-aircraft gas turbines. High-strength alloys preventing blade release under centrifugal loads. HTS 8411.91.90.40 includes these retention parts.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include blade root form factor and retention force calculations
• Specify disk slot interface dimensions and material pairing requirements
• Avoid classification as fasteners under 7318 by proving integrated retention design