Water Swivel for Drill String from Japan
High-pressure water swivel connecting drill hose to rotating string in 8430.49 sinking rigs. Allows mud/fluid injection while permitting rotation. Part under 8431.43.80 for boring equipment.
Duty Rate — Japan → United States
25%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Specify RPM rating (e.g
• 200 RPM) and pressure specs for rig verification
• Ship with matching rotary head to demonstrate set use