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9032.90.61.40/Manostat Calibration Orifice Plate/Mexico

Manostat Calibration Orifice Plate from Mexico

Orifice plate insert for calibrating flow and pressure in manostat regulators for gas delivery systems. Classified in HTS 9032.90.61.40 as a manostat-specific accessory per note 2(b). Ensures accurate setpoint maintenance.

Duty Rate — Mexico → United States

11.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Provide NIST or ISO calibration certificates for verification

• Declare bore size and material to match manostat specs