Underbalanced Drilling Pump from Japan
Specialized reciprocating pump maintaining underbalanced pressure during drilling to prevent formation damage. HTS 8413.50.0010 as oil field reciprocating positive displacement pump.
Duty Rate — Japan → 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
• Include reservoir pressure maintenance specifications and gas handling capacity
• Document mist/gas separator integration for underbalanced operations
• Specify flowmeter accuracy for precise pressure control verification