Brass Window Blind Tension Springs
Brass coil tension springs for roller window blinds and shades, HTS 7419.80.1600 copper springs. Automatic retraction mechanism.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If base metal hardware fittings
Blind mounting hardware including springs in 8302.
If curtain/blind sets
Complete blind assemblies with copper springs classify as curtains.
If aluminum blind mechanisms
Aluminum spring mechanisms separate from copper.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Blind assembly instructions clarify spring role
• Lead-free brass certification for California Prop 65
• Bulk vs retail packaging affects classification
Related Products 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.