Duty Rate (from China)
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
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 7419.80.16.00
Stainless Steel Compression Springs with Copper Coating
These are helical compression springs primarily made from copper-plated stainless steel wire, functioning as copper springs under HTS 7419.80.1600 due to their copper composition and spring form. They are used in automotive suspensions and industrial machinery for shock absorption.
Phosphor Bronze Coil Springs
Phosphor bronze (copper-tin alloy) coil springs designed for electrical contacts and precision instruments, classified under HTS 7419.80.1600 as other copper spring articles. Their high corrosion resistance makes them ideal for marine and electronic applications.
Brass Extension Springs
Brass (copper-zinc alloy) extension springs with hooks, used in garage doors and trampolines, falling under HTS 7419.80.1600 for copper springs. Meets subheading note (a) with zinc predominant over other elements.
Copper Beryllium Torsion Springs
High-strength copper-beryllium alloy torsion springs for aerospace and medical devices, classified as copper springs under HTS 7419.80.1600. Their fatigue resistance suits high-stress applications.
Nickel Silver Flat Leaf Springs
Copper-nickel-zinc (nickel silver) flat leaf springs per subheading note (c), used in clocks and eyewear hinges, under HTS 7419.80.1600 as copper springs with ≥5% nickel.
Pure Copper Constant Force Springs
Spiral-wound pure electrolytic copper constant force springs for retractable cords and battery contacts, classified under HTS 7419.80.1600. Provides uniform tension in compact spaces.
Brass Clockwork Mainspring
Brass copper-zinc mainsprings for mechanical watches and clocks, HTS 7419.80.1600 as copper springs. High elasticity essential for timepiece power delivery.
Copper Alloy Battery Terminal Springs
Phosphor bronze contact springs for battery terminals in electronics, under HTS 7419.80.1600 for copper springs. Ensures reliable electrical connectivity.
Leaded Brass Furniture Hinge Springs
Leaded brass (Cu-Zn-Pb) self-closing hinge springs for cabinetry, HTS 7419.80.1600 copper springs. Lead improves machinability during production.
Copper-Nickel Marine Propulsion Springs
Corrosion-resistant copper-nickel torsion springs for boat propeller shafts, classified HTS 7419.80.1600 copper springs per subheading note (d).
Beryllium Copper Safety Pin Springs
Miniature beryllium copper springs for safety pins and garment fasteners, HTS 7419.80.1600 copper springs. Exceptional strength in tiny sizes.
Brass Musical Instrument Valve Springs
Precision brass valve springs for trumpets and trombones, under HTS 7419.80.1600 copper springs. Critical for airtight valve operation.
Phosphor Bronze Pen Clicker Springs
Phosphor bronze push-button mechanism springs for ballpoint pens, HTS 7419.80.1600 copper springs. Provides smooth click action.
Copper Alloy Relay Contact Springs
Beryllium copper contact springs for electrical relays and solenoids, classified HTS 7419.80.1600 copper springs. High conductivity and arc resistance.
Brass Window Blind Tension Springs
Brass coil tension springs for roller window blinds and shades, HTS 7419.80.1600 copper springs. Automatic retraction mechanism.