Master Bushing Insert for Offshore Rotary Table from Canada
Replaceable insert for master bushings in offshore platform rotary tables, supporting kelly/spider drive during drilling (HTS 8431.43.40.00). Hardened steel with square drive hole for 8430.41/8430.49 rigs. Wear part exclusive to offshore boring rotary systems.
Duty Rate — Canada → 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
• Specify drive square size (e.g
• 6⅛") and max torque rating; OEM interchangeability documentation; avoid classification as general bearings