Heil H4A7C Vibration Isolator Mounts from China
Heil H4A7C rubber/steel vibration isolators reduce compressor noise and vibration transmission in rooftop packaged air conditioning units for stable temperature operation. Under HTS 8415.90.80 as mounting components dedicated to AC machines.
Duty Rate — China → United States
18.9%
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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Deflection/load ratings must match compressor specifications exactly
• Neoprene vs EPDM compounds affect ozone/UV resistance documentation
• Pre-compression settings prevent installation failures